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Finding the Fourth Proportional to 58,575.36, 80,830.80 and 34,704.24

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Solution

The fourth proportional to 58,575.36, 80,830.80 and 34,704.24 is: 47,889.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,575.36 : 80,830.80 = 34,704.24 : x
  2. Step 2: Convert to fraction form
    58,575.36/80,830.80 = 34,704.24/x
  3. Step 3: Cross multiply
    58,575.36x = 80,830.80 × 34,704.24
  4. Step 4: Simplify right side
    58,575.36x = 2,805,171,482.59
  5. Step 5: Solve for x
    x = 2,805,171,482.59/58,575.36
  6. Step 6: Final answer
    x = 47,889.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.