Home / 149,177.40-223,743.88-49,338.15

Finding the Fourth Proportional to 149,177.40, 223,743.88 and 49,338.15

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Solution

The fourth proportional to 149,177.40, 223,743.88 and 49,338.15 is: 73,999.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,177.40 : 223,743.88 = 49,338.15 : x
  2. Step 2: Convert to fraction form
    149,177.40/223,743.88 = 49,338.15/x
  3. Step 3: Cross multiply
    149,177.40x = 223,743.88 × 49,338.15
  4. Step 4: Simplify right side
    149,177.40x = 11,039,109,113.02
  5. Step 5: Solve for x
    x = 11,039,109,113.02/149,177.40
  6. Step 6: Final answer
    x = 73,999.88

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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.