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Finding the Fourth Proportional to 29,432.30, 40,599.95 and 17,499.49

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Solution

The fourth proportional to 29,432.30, 40,599.95 and 17,499.49 is: 24,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,432.30 : 40,599.95 = 17,499.49 : x
  2. Step 2: Convert to fraction form
    29,432.30/40,599.95 = 17,499.49/x
  3. Step 3: Cross multiply
    29,432.30x = 40,599.95 × 17,499.49
  4. Step 4: Simplify right side
    29,432.30x = 710,478,361.27
  5. Step 5: Solve for x
    x = 710,478,361.27/29,432.30
  6. Step 6: Final answer
    x = 24,139.41

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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.