Home / 119,306.33-178,960.90-30,557.46

Finding the Fourth Proportional to 119,306.33, 178,960.90 and 30,557.46

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Solution

The fourth proportional to 119,306.33, 178,960.90 and 30,557.46 is: 45,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,306.33 : 178,960.90 = 30,557.46 : x
  2. Step 2: Convert to fraction form
    119,306.33/178,960.90 = 30,557.46/x
  3. Step 3: Cross multiply
    119,306.33x = 178,960.90 × 30,557.46
  4. Step 4: Simplify right side
    119,306.33x = 5,468,590,543.31
  5. Step 5: Solve for x
    x = 5,468,590,543.31/119,306.33
  6. Step 6: Final answer
    x = 45,836.55

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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.