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Finding the Fourth Proportional to 62,681.65, 94,023.63 and 15,296.87

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Solution

The fourth proportional to 62,681.65, 94,023.63 and 15,296.87 is: 22,945.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,681.65 : 94,023.63 = 15,296.87 : x
  2. Step 2: Convert to fraction form
    62,681.65/94,023.63 = 15,296.87/x
  3. Step 3: Cross multiply
    62,681.65x = 94,023.63 × 15,296.87
  4. Step 4: Simplify right side
    62,681.65x = 1,438,267,480.10
  5. Step 5: Solve for x
    x = 1,438,267,480.10/62,681.65
  6. Step 6: Final answer
    x = 22,945.59

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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.