Home / 103,294.43-155,007.18-44,130.55

Finding the Fourth Proportional to 103,294.43, 155,007.18 and 44,130.55

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Solution

The fourth proportional to 103,294.43, 155,007.18 and 44,130.55 is: 66,223.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,294.43 : 155,007.18 = 44,130.55 : x
  2. Step 2: Convert to fraction form
    103,294.43/155,007.18 = 44,130.55/x
  3. Step 3: Cross multiply
    103,294.43x = 155,007.18 × 44,130.55
  4. Step 4: Simplify right side
    103,294.43x = 6,840,551,111.66
  5. Step 5: Solve for x
    x = 6,840,551,111.66/103,294.43
  6. Step 6: Final answer
    x = 66,223.81

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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.