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Finding the Fourth Proportional to 60,588.54, 90,921.69 and 29,406.78

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Solution

The fourth proportional to 60,588.54, 90,921.69 and 29,406.78 is: 44,129.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,588.54 : 90,921.69 = 29,406.78 : x
  2. Step 2: Convert to fraction form
    60,588.54/90,921.69 = 29,406.78/x
  3. Step 3: Cross multiply
    60,588.54x = 90,921.69 × 29,406.78
  4. Step 4: Simplify right side
    60,588.54x = 2,673,714,135.06
  5. Step 5: Solve for x
    x = 2,673,714,135.06/60,588.54
  6. Step 6: Final answer
    x = 44,129.04

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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.