Home / 63,635.16-87,781.14-59,129.94

Finding the Fourth Proportional to 63,635.16, 87,781.14 and 59,129.94

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Solution

The fourth proportional to 63,635.16, 87,781.14 and 59,129.94 is: 81,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,635.16 : 87,781.14 = 59,129.94 : x
  2. Step 2: Convert to fraction form
    63,635.16/87,781.14 = 59,129.94/x
  3. Step 3: Cross multiply
    63,635.16x = 87,781.14 × 59,129.94
  4. Step 4: Simplify right side
    63,635.16x = 5,190,493,541.33
  5. Step 5: Solve for x
    x = 5,190,493,541.33/63,635.16
  6. Step 6: Final answer
    x = 81,566.44

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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.