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Finding the Fourth Proportional to 60,171.96, 90,309.78 and 29,033.40

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Solution

The fourth proportional to 60,171.96, 90,309.78 and 29,033.40 is: 43,575.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,171.96 : 90,309.78 = 29,033.40 : x
  2. Step 2: Convert to fraction form
    60,171.96/90,309.78 = 29,033.40/x
  3. Step 3: Cross multiply
    60,171.96x = 90,309.78 × 29,033.40
  4. Step 4: Simplify right side
    60,171.96x = 2,621,999,966.65
  5. Step 5: Solve for x
    x = 2,621,999,966.65/60,171.96
  6. Step 6: Final answer
    x = 43,575.11

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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.