Home / 125,517.17-173,205.45-74,527.26

Finding the Fourth Proportional to 125,517.17, 173,205.45 and 74,527.26

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Solution

The fourth proportional to 125,517.17, 173,205.45 and 74,527.26 is: 102,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,517.17 : 173,205.45 = 74,527.26 : x
  2. Step 2: Convert to fraction form
    125,517.17/173,205.45 = 74,527.26/x
  3. Step 3: Cross multiply
    125,517.17x = 173,205.45 × 74,527.26
  4. Step 4: Simplify right side
    125,517.17x = 12,908,527,605.57
  5. Step 5: Solve for x
    x = 12,908,527,605.57/125,517.17
  6. Step 6: Final answer
    x = 102,842.73

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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.