Home / 125,544.06-173,261.49-71,105.91

Finding the Fourth Proportional to 125,544.06, 173,261.49 and 71,105.91

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Solution

The fourth proportional to 125,544.06, 173,261.49 and 71,105.91 is: 98,132.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,544.06 : 173,261.49 = 71,105.91 : x
  2. Step 2: Convert to fraction form
    125,544.06/173,261.49 = 71,105.91/x
  3. Step 3: Cross multiply
    125,544.06x = 173,261.49 × 71,105.91
  4. Step 4: Simplify right side
    125,544.06x = 12,319,915,972.62
  5. Step 5: Solve for x
    x = 12,319,915,972.62/125,544.06
  6. Step 6: Final answer
    x = 98,132.21

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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.