Home / 149,567.57-224,164.27-74,708.61

Finding the Fourth Proportional to 149,567.57, 224,164.27 and 74,708.61

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Solution

The fourth proportional to 149,567.57, 224,164.27 and 74,708.61 is: 111,969.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,567.57 : 224,164.27 = 74,708.61 : x
  2. Step 2: Convert to fraction form
    149,567.57/224,164.27 = 74,708.61/x
  3. Step 3: Cross multiply
    149,567.57x = 224,164.27 × 74,708.61
  4. Step 4: Simplify right side
    149,567.57x = 16,747,001,490.44
  5. Step 5: Solve for x
    x = 16,747,001,490.44/149,567.57
  6. Step 6: Final answer
    x = 111,969.47

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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.