Home / 231,867.60-347,801.40-161,008.80

Finding the Fourth Proportional to 231,867.60, 347,801.40 and 161,008.80

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Solution

The fourth proportional to 231,867.60, 347,801.40 and 161,008.80 is: 241,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,867.60 : 347,801.40 = 161,008.80 : x
  2. Step 2: Convert to fraction form
    231,867.60/347,801.40 = 161,008.80/x
  3. Step 3: Cross multiply
    231,867.60x = 347,801.40 × 161,008.80
  4. Step 4: Simplify right side
    231,867.60x = 55,999,086,052.32
  5. Step 5: Solve for x
    x = 55,999,086,052.32/231,867.60
  6. Step 6: Final answer
    x = 241,513.20

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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.