Home / 74,159.56-111,146.82-36,177.53

Finding the Fourth Proportional to 74,159.56, 111,146.82 and 36,177.53

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Solution

The fourth proportional to 74,159.56, 111,146.82 and 36,177.53 is: 54,221.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,159.56 : 111,146.82 = 36,177.53 : x
  2. Step 2: Convert to fraction form
    74,159.56/111,146.82 = 36,177.53/x
  3. Step 3: Cross multiply
    74,159.56x = 111,146.82 × 36,177.53
  4. Step 4: Simplify right side
    74,159.56x = 4,021,017,505.40
  5. Step 5: Solve for x
    x = 4,021,017,505.40/74,159.56
  6. Step 6: Final answer
    x = 54,221.16

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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.