Home / 71,765.06-99,034.25-41,551.65

Finding the Fourth Proportional to 71,765.06, 99,034.25 and 41,551.65

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Solution

The fourth proportional to 71,765.06, 99,034.25 and 41,551.65 is: 57,340.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,765.06 : 99,034.25 = 41,551.65 : x
  2. Step 2: Convert to fraction form
    71,765.06/99,034.25 = 41,551.65/x
  3. Step 3: Cross multiply
    71,765.06x = 99,034.25 × 41,551.65
  4. Step 4: Simplify right side
    71,765.06x = 4,115,036,286.25
  5. Step 5: Solve for x
    x = 4,115,036,286.25/71,765.06
  6. Step 6: Final answer
    x = 57,340.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.