Home / 177,200.30-265,363.05-117,713.90

Finding the Fourth Proportional to 177,200.30, 265,363.05 and 117,713.90

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Solution

The fourth proportional to 177,200.30, 265,363.05 and 117,713.90 is: 176,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,200.30 : 265,363.05 = 117,713.90 : x
  2. Step 2: Convert to fraction form
    177,200.30/265,363.05 = 117,713.90/x
  3. Step 3: Cross multiply
    177,200.30x = 265,363.05 × 117,713.90
  4. Step 4: Simplify right side
    177,200.30x = 31,236,919,531.40
  5. Step 5: Solve for x
    x = 31,236,919,531.40/177,200.30
  6. Step 6: Final answer
    x = 176,280.29

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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.