Home / 42,371.57-63,457.13-36,794.61

Finding the Fourth Proportional to 42,371.57, 63,457.13 and 36,794.61

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Solution

The fourth proportional to 42,371.57, 63,457.13 and 36,794.61 is: 55,104.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,371.57 : 63,457.13 = 36,794.61 : x
  2. Step 2: Convert to fraction form
    42,371.57/63,457.13 = 36,794.61/x
  3. Step 3: Cross multiply
    42,371.57x = 63,457.13 × 36,794.61
  4. Step 4: Simplify right side
    42,371.57x = 2,334,880,442.06
  5. Step 5: Solve for x
    x = 2,334,880,442.06/42,371.57
  6. Step 6: Final answer
    x = 55,104.88

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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.