Home / 40,382.48-60,575.76-15,424.70

Finding the Fourth Proportional to 40,382.48, 60,575.76 and 15,424.70

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Solution

The fourth proportional to 40,382.48, 60,575.76 and 15,424.70 is: 23,137.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,382.48 : 60,575.76 = 15,424.70 : x
  2. Step 2: Convert to fraction form
    40,382.48/60,575.76 = 15,424.70/x
  3. Step 3: Cross multiply
    40,382.48x = 60,575.76 × 15,424.70
  4. Step 4: Simplify right side
    40,382.48x = 934,362,622.39
  5. Step 5: Solve for x
    x = 934,362,622.39/40,382.48
  6. Step 6: Final answer
    x = 23,137.82

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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.