Home / 121,934.76-182,864.94-43,030.56

Finding the Fourth Proportional to 121,934.76, 182,864.94 and 43,030.56

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Solution

The fourth proportional to 121,934.76, 182,864.94 and 43,030.56 is: 64,532.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,934.76 : 182,864.94 = 43,030.56 : x
  2. Step 2: Convert to fraction form
    121,934.76/182,864.94 = 43,030.56/x
  3. Step 3: Cross multiply
    121,934.76x = 182,864.94 × 43,030.56
  4. Step 4: Simplify right side
    121,934.76x = 7,868,780,772.57
  5. Step 5: Solve for x
    x = 7,868,780,772.57/121,934.76
  6. Step 6: Final answer
    x = 64,532.71

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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.