Home / 238,236.18-328,546.51-161,869.60

Finding the Fourth Proportional to 238,236.18, 328,546.51 and 161,869.60

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Solution

The fourth proportional to 238,236.18, 328,546.51 and 161,869.60 is: 223,230.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,236.18 : 328,546.51 = 161,869.60 : x
  2. Step 2: Convert to fraction form
    238,236.18/328,546.51 = 161,869.60/x
  3. Step 3: Cross multiply
    238,236.18x = 328,546.51 × 161,869.60
  4. Step 4: Simplify right side
    238,236.18x = 53,181,692,155.10
  5. Step 5: Solve for x
    x = 53,181,692,155.10/238,236.18
  6. Step 6: Final answer
    x = 223,230.96

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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.