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Finding the Fourth Proportional to 60,406.40, 90,625.20 and 22,967.12

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Solution

The fourth proportional to 60,406.40, 90,625.20 and 22,967.12 is: 34,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,406.40 : 90,625.20 = 22,967.12 : x
  2. Step 2: Convert to fraction form
    60,406.40/90,625.20 = 22,967.12/x
  3. Step 3: Cross multiply
    60,406.40x = 90,625.20 × 22,967.12
  4. Step 4: Simplify right side
    60,406.40x = 2,081,399,843.42
  5. Step 5: Solve for x
    x = 2,081,399,843.42/60,406.40
  6. Step 6: Final answer
    x = 34,456.61

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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.