Home / 63,584.64-87,747.18-39,725.19

Finding the Fourth Proportional to 63,584.64, 87,747.18 and 39,725.19

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Solution

The fourth proportional to 63,584.64, 87,747.18 and 39,725.19 is: 54,821.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,584.64 : 87,747.18 = 39,725.19 : x
  2. Step 2: Convert to fraction form
    63,584.64/87,747.18 = 39,725.19/x
  3. Step 3: Cross multiply
    63,584.64x = 87,747.18 × 39,725.19
  4. Step 4: Simplify right side
    63,584.64x = 3,485,773,397.46
  5. Step 5: Solve for x
    x = 3,485,773,397.46/63,584.64
  6. Step 6: Final answer
    x = 54,821.00

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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.