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Finding the Fourth Proportional to 29,475.01, 40,674.65 and 16,045.95

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Solution

The fourth proportional to 29,475.01, 40,674.65 and 16,045.95 is: 22,142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,475.01 : 40,674.65 = 16,045.95 : x
  2. Step 2: Convert to fraction form
    29,475.01/40,674.65 = 16,045.95/x
  3. Step 3: Cross multiply
    29,475.01x = 40,674.65 × 16,045.95
  4. Step 4: Simplify right side
    29,475.01x = 652,663,400.17
  5. Step 5: Solve for x
    x = 652,663,400.17/29,475.01
  6. Step 6: Final answer
    x = 22,142.94

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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.