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Finding the Fourth Proportional to 60,614.70, 90,923.88 and 29,016.20

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Solution

The fourth proportional to 60,614.70, 90,923.88 and 29,016.20 is: 43,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,614.70 : 90,923.88 = 29,016.20 : x
  2. Step 2: Convert to fraction form
    60,614.70/90,923.88 = 29,016.20/x
  3. Step 3: Cross multiply
    60,614.70x = 90,923.88 × 29,016.20
  4. Step 4: Simplify right side
    60,614.70x = 2,638,265,486.86
  5. Step 5: Solve for x
    x = 2,638,265,486.86/60,614.70
  6. Step 6: Final answer
    x = 43,525.18

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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.