Home / 125,503.20-173,348.79-93,813.57

Finding the Fourth Proportional to 125,503.20, 173,348.79 and 93,813.57

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Solution

The fourth proportional to 125,503.20, 173,348.79 and 93,813.57 is: 129,578.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,503.20 : 173,348.79 = 93,813.57 : x
  2. Step 2: Convert to fraction form
    125,503.20/173,348.79 = 93,813.57/x
  3. Step 3: Cross multiply
    125,503.20x = 173,348.79 × 93,813.57
  4. Step 4: Simplify right side
    125,503.20x = 16,262,468,845.08
  5. Step 5: Solve for x
    x = 16,262,468,845.08/125,503.20
  6. Step 6: Final answer
    x = 129,578.12

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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.