Home / 161,787.35-223,267.30-93,844.55

Finding the Fourth Proportional to 161,787.35, 223,267.30 and 93,844.55

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Solution

The fourth proportional to 161,787.35, 223,267.30 and 93,844.55 is: 129,505.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,787.35 : 223,267.30 = 93,844.55 : x
  2. Step 2: Convert to fraction form
    161,787.35/223,267.30 = 93,844.55/x
  3. Step 3: Cross multiply
    161,787.35x = 223,267.30 × 93,844.55
  4. Step 4: Simplify right side
    161,787.35x = 20,952,419,621.77
  5. Step 5: Solve for x
    x = 20,952,419,621.77/161,787.35
  6. Step 6: Final answer
    x = 129,505.92

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1.5x scale

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.