Home / 114,848.76-158,478.61-68,905.97

Finding the Fourth Proportional to 114,848.76, 158,478.61 and 68,905.97

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Solution

The fourth proportional to 114,848.76, 158,478.61 and 68,905.97 is: 95,082.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,848.76 : 158,478.61 = 68,905.97 : x
  2. Step 2: Convert to fraction form
    114,848.76/158,478.61 = 68,905.97/x
  3. Step 3: Cross multiply
    114,848.76x = 158,478.61 × 68,905.97
  4. Step 4: Simplify right side
    114,848.76x = 10,920,122,105.14
  5. Step 5: Solve for x
    x = 10,920,122,105.14/114,848.76
  6. Step 6: Final answer
    x = 95,082.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.