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Finding the Fourth Proportional to 58,978,163.10, 88,467,244.65 and 48,900,467.10

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Solution

The fourth proportional to 58,978,163.10, 88,467,244.65 and 48,900,467.10 is: 73,350,700.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,978,163.10 : 88,467,244.65 = 48,900,467.10 : x
  2. Step 2: Convert to fraction form
    58,978,163.10/88,467,244.65 = 48,900,467.10/x
  3. Step 3: Cross multiply
    58,978,163.10x = 88,467,244.65 × 48,900,467.10
  4. Step 4: Simplify right side
    58,978,163.10x = 4,326,089,586,434,976.50
  5. Step 5: Solve for x
    x = 4,326,089,586,434,976.50/58,978,163.10
  6. Step 6: Final answer
    x = 73,350,700.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.