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Finding the Fourth Proportional to 29,347.59, 40,486.22 and 17,406.57

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Solution

The fourth proportional to 29,347.59, 40,486.22 and 17,406.57 is: 24,013.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,347.59 : 40,486.22 = 17,406.57 : x
  2. Step 2: Convert to fraction form
    29,347.59/40,486.22 = 17,406.57/x
  3. Step 3: Cross multiply
    29,347.59x = 40,486.22 × 17,406.57
  4. Step 4: Simplify right side
    29,347.59x = 704,726,135.43
  5. Step 5: Solve for x
    x = 704,726,135.43/29,347.59
  6. Step 6: Final answer
    x = 24,013.08

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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.