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Finding the Fourth Proportional to 29,402.25, 40,575.11 and 16,154.25

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Solution

The fourth proportional to 29,402.25, 40,575.11 and 16,154.25 is: 22,292.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,402.25 : 40,575.11 = 16,154.25 : x
  2. Step 2: Convert to fraction form
    29,402.25/40,575.11 = 16,154.25/x
  3. Step 3: Cross multiply
    29,402.25x = 40,575.11 × 16,154.25
  4. Step 4: Simplify right side
    29,402.25x = 655,460,389.95
  5. Step 5: Solve for x
    x = 655,460,389.95/29,402.25
  6. Step 6: Final answer
    x = 22,292.87

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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.