Home / 125,472.15-173,140.06-74,476.17

Finding the Fourth Proportional to 125,472.15, 173,140.06 and 74,476.17

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Solution

The fourth proportional to 125,472.15, 173,140.06 and 74,476.17 is: 102,770.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,472.15 : 173,140.06 = 74,476.17 : x
  2. Step 2: Convert to fraction form
    125,472.15/173,140.06 = 74,476.17/x
  3. Step 3: Cross multiply
    125,472.15x = 173,140.06 × 74,476.17
  4. Step 4: Simplify right side
    125,472.15x = 12,894,808,542.37
  5. Step 5: Solve for x
    x = 12,894,808,542.37/125,472.15
  6. Step 6: Final answer
    x = 102,770.28

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1.5x scale

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.