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Finding the Fourth Proportional to 39,602.87, 59,256.66 and 39,159.98

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Solution

The fourth proportional to 39,602.87, 59,256.66 and 39,159.98 is: 58,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,602.87 : 59,256.66 = 39,159.98 : x
  2. Step 2: Convert to fraction form
    39,602.87/59,256.66 = 39,159.98/x
  3. Step 3: Cross multiply
    39,602.87x = 59,256.66 × 39,159.98
  4. Step 4: Simplify right side
    39,602.87x = 2,320,489,620.47
  5. Step 5: Solve for x
    x = 2,320,489,620.47/39,602.87
  6. Step 6: Final answer
    x = 58,593.98

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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.