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Finding the Fourth Proportional to 55,792.53, 83,694.31 and 18,337.41

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Solution

The fourth proportional to 55,792.53, 83,694.31 and 18,337.41 is: 27,507.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,792.53 : 83,694.31 = 18,337.41 : x
  2. Step 2: Convert to fraction form
    55,792.53/83,694.31 = 18,337.41/x
  3. Step 3: Cross multiply
    55,792.53x = 83,694.31 × 18,337.41
  4. Step 4: Simplify right side
    55,792.53x = 1,534,736,831.29
  5. Step 5: Solve for x
    x = 1,534,736,831.29/55,792.53
  6. Step 6: Final answer
    x = 27,507.93

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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.