Home / 88,421.80-132,587.10-26,084.20

Finding the Fourth Proportional to 88,421.80, 132,587.10 and 26,084.20

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Solution

The fourth proportional to 88,421.80, 132,587.10 and 26,084.20 is: 39,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,421.80 : 132,587.10 = 26,084.20 : x
  2. Step 2: Convert to fraction form
    88,421.80/132,587.10 = 26,084.20/x
  3. Step 3: Cross multiply
    88,421.80x = 132,587.10 × 26,084.20
  4. Step 4: Simplify right side
    88,421.80x = 3,458,428,433.82
  5. Step 5: Solve for x
    x = 3,458,428,433.82/88,421.80
  6. Step 6: Final answer
    x = 39,112.85

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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.