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Finding the Fourth Proportional to 58,865.95, 88,301.98 and 19,426.13

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Solution

The fourth proportional to 58,865.95, 88,301.98 and 19,426.13 is: 29,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,865.95 : 88,301.98 = 19,426.13 : x
  2. Step 2: Convert to fraction form
    58,865.95/88,301.98 = 19,426.13/x
  3. Step 3: Cross multiply
    58,865.95x = 88,301.98 × 19,426.13
  4. Step 4: Simplify right side
    58,865.95x = 1,715,366,153.34
  5. Step 5: Solve for x
    x = 1,715,366,153.34/58,865.95
  6. Step 6: Final answer
    x = 29,140.21

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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.