Home / 231,875.80-347,727.30-161,546.20

Finding the Fourth Proportional to 231,875.80, 347,727.30 and 161,546.20

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Solution

The fourth proportional to 231,875.80, 347,727.30 and 161,546.20 is: 242,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,875.80 : 347,727.30 = 161,546.20 : x
  2. Step 2: Convert to fraction form
    231,875.80/347,727.30 = 161,546.20/x
  3. Step 3: Cross multiply
    231,875.80x = 347,727.30 × 161,546.20
  4. Step 4: Simplify right side
    231,875.80x = 56,174,023,951.26
  5. Step 5: Solve for x
    x = 56,174,023,951.26/231,875.80
  6. Step 6: Final answer
    x = 242,259.11

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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.