Home / 118,001.18-176,905.75-54,861.12

Finding the Fourth Proportional to 118,001.18, 176,905.75 and 54,861.12

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Solution

The fourth proportional to 118,001.18, 176,905.75 and 54,861.12 is: 82,247.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,001.18 : 176,905.75 = 54,861.12 : x
  2. Step 2: Convert to fraction form
    118,001.18/176,905.75 = 54,861.12/x
  3. Step 3: Cross multiply
    118,001.18x = 176,905.75 × 54,861.12
  4. Step 4: Simplify right side
    118,001.18x = 9,705,247,888.40
  5. Step 5: Solve for x
    x = 9,705,247,888.40/118,001.18
  6. Step 6: Final answer
    x = 82,247.04

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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.