Home / 125,414.30-173,060.29-74,418.24

Finding the Fourth Proportional to 125,414.30, 173,060.29 and 74,418.24

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Solution

The fourth proportional to 125,414.30, 173,060.29 and 74,418.24 is: 102,690.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,414.30 : 173,060.29 = 74,418.24 : x
  2. Step 2: Convert to fraction form
    125,414.30/173,060.29 = 74,418.24/x
  3. Step 3: Cross multiply
    125,414.30x = 173,060.29 × 74,418.24
  4. Step 4: Simplify right side
    125,414.30x = 12,878,842,195.69
  5. Step 5: Solve for x
    x = 12,878,842,195.69/125,414.30
  6. Step 6: Final answer
    x = 102,690.38

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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.