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Finding the Fourth Proportional to 125,600.55, 173,326.80 and 69,010.71

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Solution

The fourth proportional to 125,600.55, 173,326.80 and 69,010.71 is: 95,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,600.55 : 173,326.80 = 69,010.71 : x
  2. Step 2: Convert to fraction form
    125,600.55/173,326.80 = 69,010.71/x
  3. Step 3: Cross multiply
    125,600.55x = 173,326.80 × 69,010.71
  4. Step 4: Simplify right side
    125,600.55x = 11,961,405,530.03
  5. Step 5: Solve for x
    x = 11,961,405,530.03/125,600.55
  6. Step 6: Final answer
    x = 95,233.70

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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.