Home / 153,981.41-230,937.29-48,742.97

Finding the Fourth Proportional to 153,981.41, 230,937.29 and 48,742.97

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Solution

The fourth proportional to 153,981.41, 230,937.29 and 48,742.97 is: 73,103.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,981.41 : 230,937.29 = 48,742.97 : x
  2. Step 2: Convert to fraction form
    153,981.41/230,937.29 = 48,742.97/x
  3. Step 3: Cross multiply
    153,981.41x = 230,937.29 × 48,742.97
  4. Step 4: Simplify right side
    153,981.41x = 11,256,569,154.64
  5. Step 5: Solve for x
    x = 11,256,569,154.64/153,981.41
  6. Step 6: Final answer
    x = 73,103.43

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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.