Home / 125,681.60-173,439.39-93,559.87

Finding the Fourth Proportional to 125,681.60, 173,439.39 and 93,559.87

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Solution

The fourth proportional to 125,681.60, 173,439.39 and 93,559.87 is: 129,111.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,681.60 : 173,439.39 = 93,559.87 : x
  2. Step 2: Convert to fraction form
    125,681.60/173,439.39 = 93,559.87/x
  3. Step 3: Cross multiply
    125,681.60x = 173,439.39 × 93,559.87
  4. Step 4: Simplify right side
    125,681.60x = 16,226,966,781.28
  5. Step 5: Solve for x
    x = 16,226,966,781.28/125,681.60
  6. Step 6: Final answer
    x = 129,111.71

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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.