Home / 119,134.23-178,648.86-55,972.30

Finding the Fourth Proportional to 119,134.23, 178,648.86 and 55,972.30

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Solution

The fourth proportional to 119,134.23, 178,648.86 and 55,972.30 is: 83,933.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,134.23 : 178,648.86 = 55,972.30 : x
  2. Step 2: Convert to fraction form
    119,134.23/178,648.86 = 55,972.30/x
  3. Step 3: Cross multiply
    119,134.23x = 178,648.86 × 55,972.30
  4. Step 4: Simplify right side
    119,134.23x = 9,999,387,369.97
  5. Step 5: Solve for x
    x = 9,999,387,369.97/119,134.23
  6. Step 6: Final answer
    x = 83,933.79

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1.5x scale

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.