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Finding the Fourth Proportional to 123,599.88, 185,407.20 and 34,860.96

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Solution

The fourth proportional to 123,599.88, 185,407.20 and 34,860.96 is: 52,293.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,599.88 : 185,407.20 = 34,860.96 : x
  2. Step 2: Convert to fraction form
    123,599.88/185,407.20 = 34,860.96/x
  3. Step 3: Cross multiply
    123,599.88x = 185,407.20 × 34,860.96
  4. Step 4: Simplify right side
    123,599.88x = 6,463,472,982.91
  5. Step 5: Solve for x
    x = 6,463,472,982.91/123,599.88
  6. Step 6: Final answer
    x = 52,293.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.