Home / 125,545.56-173,257.02-68,962.20

Finding the Fourth Proportional to 125,545.56, 173,257.02 and 68,962.20

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Solution

The fourth proportional to 125,545.56, 173,257.02 and 68,962.20 is: 95,170.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,545.56 : 173,257.02 = 68,962.20 : x
  2. Step 2: Convert to fraction form
    125,545.56/173,257.02 = 68,962.20/x
  3. Step 3: Cross multiply
    125,545.56x = 173,257.02 × 68,962.20
  4. Step 4: Simplify right side
    125,545.56x = 11,948,185,264.64
  5. Step 5: Solve for x
    x = 11,948,185,264.64/125,545.56
  6. Step 6: Final answer
    x = 95,170.11

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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.