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Finding the Fourth Proportional to 29,041.70, 40,077.02 and 16,295.12

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Solution

The fourth proportional to 29,041.70, 40,077.02 and 16,295.12 is: 22,486.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,041.70 : 40,077.02 = 16,295.12 : x
  2. Step 2: Convert to fraction form
    29,041.70/40,077.02 = 16,295.12/x
  3. Step 3: Cross multiply
    29,041.70x = 40,077.02 × 16,295.12
  4. Step 4: Simplify right side
    29,041.70x = 653,059,850.14
  5. Step 5: Solve for x
    x = 653,059,850.14/29,041.70
  6. Step 6: Final answer
    x = 22,486.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.