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Finding the Fourth Proportional to 58,959.95, 88,424.33 and 40,236.62

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Solution

The fourth proportional to 58,959.95, 88,424.33 and 40,236.62 is: 60,344.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,959.95 : 88,424.33 = 40,236.62 : x
  2. Step 2: Convert to fraction form
    58,959.95/88,424.33 = 40,236.62/x
  3. Step 3: Cross multiply
    58,959.95x = 88,424.33 × 40,236.62
  4. Step 4: Simplify right side
    58,959.95x = 3,557,895,521.66
  5. Step 5: Solve for x
    x = 3,557,895,521.66/58,959.95
  6. Step 6: Final answer
    x = 60,344.28

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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.