Home / 125,543.13-173,248.79-68,182.04

Finding the Fourth Proportional to 125,543.13, 173,248.79 and 68,182.04

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Solution

The fourth proportional to 125,543.13, 173,248.79 and 68,182.04 is: 94,090.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,543.13 : 173,248.79 = 68,182.04 : x
  2. Step 2: Convert to fraction form
    125,543.13/173,248.79 = 68,182.04/x
  3. Step 3: Cross multiply
    125,543.13x = 173,248.79 × 68,182.04
  4. Step 4: Simplify right side
    125,543.13x = 11,812,454,722.58
  5. Step 5: Solve for x
    x = 11,812,454,722.58/125,543.13
  6. Step 6: Final answer
    x = 94,090.81

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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.