Home / 119,274.31-178,933.07-49,115.35

Finding the Fourth Proportional to 119,274.31, 178,933.07 and 49,115.35

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Solution

The fourth proportional to 119,274.31, 178,933.07 and 49,115.35 is: 73,681.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,274.31 : 178,933.07 = 49,115.35 : x
  2. Step 2: Convert to fraction form
    119,274.31/178,933.07 = 49,115.35/x
  3. Step 3: Cross multiply
    119,274.31x = 178,933.07 × 49,115.35
  4. Step 4: Simplify right side
    119,274.31x = 8,788,360,359.62
  5. Step 5: Solve for x
    x = 8,788,360,359.62/119,274.31
  6. Step 6: Final answer
    x = 73,681.92

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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.