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Finding the Fourth Proportional to 58,820.66, 88,221.69 and 48,889.16

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Solution

The fourth proportional to 58,820.66, 88,221.69 and 48,889.16 is: 73,326.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,820.66 : 88,221.69 = 48,889.16 : x
  2. Step 2: Convert to fraction form
    58,820.66/88,221.69 = 48,889.16/x
  3. Step 3: Cross multiply
    58,820.66x = 88,221.69 × 48,889.16
  4. Step 4: Simplify right side
    58,820.66x = 4,313,083,876.77
  5. Step 5: Solve for x
    x = 4,313,083,876.77/58,820.66
  6. Step 6: Final answer
    x = 73,326.01

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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.