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Finding the Fourth Proportional to 158,230.40, 237,268.80 and 88,035.20

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Solution

The fourth proportional to 158,230.40, 237,268.80 and 88,035.20 is: 132,010.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,230.40 : 237,268.80 = 88,035.20 : x
  2. Step 2: Convert to fraction form
    158,230.40/237,268.80 = 88,035.20/x
  3. Step 3: Cross multiply
    158,230.40x = 237,268.80 × 88,035.20
  4. Step 4: Simplify right side
    158,230.40x = 20,888,006,261.76
  5. Step 5: Solve for x
    x = 20,888,006,261.76/158,230.40
  6. Step 6: Final answer
    x = 132,010.07

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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.