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Finding the Fourth Proportional to 60,362.58, 90,508.77 and 40,394.90

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Solution

The fourth proportional to 60,362.58, 90,508.77 and 40,394.90 is: 60,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,362.58 : 90,508.77 = 40,394.90 : x
  2. Step 2: Convert to fraction form
    60,362.58/90,508.77 = 40,394.90/x
  3. Step 3: Cross multiply
    60,362.58x = 90,508.77 × 40,394.90
  4. Step 4: Simplify right side
    60,362.58x = 3,656,092,058.75
  5. Step 5: Solve for x
    x = 3,656,092,058.75/60,362.58
  6. Step 6: Final answer
    x = 60,568.85

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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.