Home / 154,429.56-231,646.78-60,934.50

Finding the Fourth Proportional to 154,429.56, 231,646.78 and 60,934.50

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Solution

The fourth proportional to 154,429.56, 231,646.78 and 60,934.50 is: 91,402.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,429.56 : 231,646.78 = 60,934.50 : x
  2. Step 2: Convert to fraction form
    154,429.56/231,646.78 = 60,934.50/x
  3. Step 3: Cross multiply
    154,429.56x = 231,646.78 × 60,934.50
  4. Step 4: Simplify right side
    154,429.56x = 14,115,280,715.91
  5. Step 5: Solve for x
    x = 14,115,280,715.91/154,429.56
  6. Step 6: Final answer
    x = 91,402.71

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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.