Home / 125,727.97-173,462.13-71,274.30

Finding the Fourth Proportional to 125,727.97, 173,462.13 and 71,274.30

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Solution

The fourth proportional to 125,727.97, 173,462.13 and 71,274.30 is: 98,334.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,727.97 : 173,462.13 = 71,274.30 : x
  2. Step 2: Convert to fraction form
    125,727.97/173,462.13 = 71,274.30/x
  3. Step 3: Cross multiply
    125,727.97x = 173,462.13 × 71,274.30
  4. Step 4: Simplify right side
    125,727.97x = 12,363,391,892.26
  5. Step 5: Solve for x
    x = 12,363,391,892.26/125,727.97
  6. Step 6: Final answer
    x = 98,334.46

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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.