Home / 40,712.32-61,083.86-15,753.87

Finding the Fourth Proportional to 40,712.32, 61,083.86 and 15,753.87

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Solution

The fourth proportional to 40,712.32, 61,083.86 and 15,753.87 is: 23,636.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,712.32 : 61,083.86 = 15,753.87 : x
  2. Step 2: Convert to fraction form
    40,712.32/61,083.86 = 15,753.87/x
  3. Step 3: Cross multiply
    40,712.32x = 61,083.86 × 15,753.87
  4. Step 4: Simplify right side
    40,712.32x = 962,307,189.54
  5. Step 5: Solve for x
    x = 962,307,189.54/40,712.32
  6. Step 6: Final answer
    x = 23,636.76

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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.