Home / 91,405.44-137,110.56-44,013.12

Finding the Fourth Proportional to 91,405.44, 137,110.56 and 44,013.12

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Solution

The fourth proportional to 91,405.44, 137,110.56 and 44,013.12 is: 66,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,405.44 : 137,110.56 = 44,013.12 : x
  2. Step 2: Convert to fraction form
    91,405.44/137,110.56 = 44,013.12/x
  3. Step 3: Cross multiply
    91,405.44x = 137,110.56 × 44,013.12
  4. Step 4: Simplify right side
    91,405.44x = 6,034,663,530.55
  5. Step 5: Solve for x
    x = 6,034,663,530.55/91,405.44
  6. Step 6: Final answer
    x = 66,020.84

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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.