Home / 161,724.30-242,586.45-73,150.80

Finding the Fourth Proportional to 161,724.30, 242,586.45 and 73,150.80

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Solution

The fourth proportional to 161,724.30, 242,586.45 and 73,150.80 is: 109,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,724.30 : 242,586.45 = 73,150.80 : x
  2. Step 2: Convert to fraction form
    161,724.30/242,586.45 = 73,150.80/x
  3. Step 3: Cross multiply
    161,724.30x = 242,586.45 × 73,150.80
  4. Step 4: Simplify right side
    161,724.30x = 17,745,392,886.66
  5. Step 5: Solve for x
    x = 17,745,392,886.66/161,724.30
  6. Step 6: Final answer
    x = 109,726.20

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1.5x scale

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.