Home / 44,517.32-66,686.54-20,792.12

Finding the Fourth Proportional to 44,517.32, 66,686.54 and 20,792.12

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Solution

The fourth proportional to 44,517.32, 66,686.54 and 20,792.12 is: 31,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,517.32 : 66,686.54 = 20,792.12 : x
  2. Step 2: Convert to fraction form
    44,517.32/66,686.54 = 20,792.12/x
  3. Step 3: Cross multiply
    44,517.32x = 66,686.54 × 20,792.12
  4. Step 4: Simplify right side
    44,517.32x = 1,386,554,104.67
  5. Step 5: Solve for x
    x = 1,386,554,104.67/44,517.32
  6. Step 6: Final answer
    x = 31,146.40

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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.