Home / 88,161.06-132,126.08-40,770.16

Finding the Fourth Proportional to 88,161.06, 132,126.08 and 40,770.16

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Solution

The fourth proportional to 88,161.06, 132,126.08 and 40,770.16 is: 61,101.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,161.06 : 132,126.08 = 40,770.16 : x
  2. Step 2: Convert to fraction form
    88,161.06/132,126.08 = 40,770.16/x
  3. Step 3: Cross multiply
    88,161.06x = 132,126.08 × 40,770.16
  4. Step 4: Simplify right side
    88,161.06x = 5,386,801,421.77
  5. Step 5: Solve for x
    x = 5,386,801,421.77/88,161.06
  6. Step 6: Final answer
    x = 61,101.82

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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.