Home / 88,015.16-132,020.56-25,686.20

Finding the Fourth Proportional to 88,015.16, 132,020.56 and 25,686.20

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Solution

The fourth proportional to 88,015.16, 132,020.56 and 25,686.20 is: 38,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,015.16 : 132,020.56 = 25,686.20 : x
  2. Step 2: Convert to fraction form
    88,015.16/132,020.56 = 25,686.20/x
  3. Step 3: Cross multiply
    88,015.16x = 132,020.56 × 25,686.20
  4. Step 4: Simplify right side
    88,015.16x = 3,391,106,508.27
  5. Step 5: Solve for x
    x = 3,391,106,508.27/88,015.16
  6. Step 6: Final answer
    x = 38,528.66

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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.