Home / 125,824.94-173,581.17-74,808.74

Finding the Fourth Proportional to 125,824.94, 173,581.17 and 74,808.74

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Solution

The fourth proportional to 125,824.94, 173,581.17 and 74,808.74 is: 103,202.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,824.94 : 173,581.17 = 74,808.74 : x
  2. Step 2: Convert to fraction form
    125,824.94/173,581.17 = 74,808.74/x
  3. Step 3: Cross multiply
    125,824.94x = 173,581.17 × 74,808.74
  4. Step 4: Simplify right side
    125,824.94x = 12,985,387,747.52
  5. Step 5: Solve for x
    x = 12,985,387,747.52/125,824.94
  6. Step 6: Final answer
    x = 103,202.02

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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.