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Finding the Fourth Proportional to 57,165.04, 85,747.61 and 23,866.95

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Solution

The fourth proportional to 57,165.04, 85,747.61 and 23,866.95 is: 35,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,165.04 : 85,747.61 = 23,866.95 : x
  2. Step 2: Convert to fraction form
    57,165.04/85,747.61 = 23,866.95/x
  3. Step 3: Cross multiply
    57,165.04x = 85,747.61 × 23,866.95
  4. Step 4: Simplify right side
    57,165.04x = 2,046,534,301.71
  5. Step 5: Solve for x
    x = 2,046,534,301.71/57,165.04
  6. Step 6: Final answer
    x = 35,800.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.