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Finding the Fourth Proportional to 58,617.02, 80,887.65 and 37,394

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Solution

The fourth proportional to 58,617.02, 80,887.65 and 37,394 is: 51,601.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,617.02 : 80,887.65 = 37,394 : x
  2. Step 2: Convert to fraction form
    58,617.02/80,887.65 = 37,394/x
  3. Step 3: Cross multiply
    58,617.02x = 80,887.65 × 37,394
  4. Step 4: Simplify right side
    58,617.02x = 3,024,712,784.10
  5. Step 5: Solve for x
    x = 3,024,712,784.10/58,617.02
  6. Step 6: Final answer
    x = 51,601.28

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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.