Home / 69,237.86-95,560.68-66,082.50

Finding the Fourth Proportional to 69,237.86, 95,560.68 and 66,082.50

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Solution

The fourth proportional to 69,237.86, 95,560.68 and 66,082.50 is: 91,205.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,237.86 : 95,560.68 = 66,082.50 : x
  2. Step 2: Convert to fraction form
    69,237.86/95,560.68 = 66,082.50/x
  3. Step 3: Cross multiply
    69,237.86x = 95,560.68 × 66,082.50
  4. Step 4: Simplify right side
    69,237.86x = 6,314,888,636.10
  5. Step 5: Solve for x
    x = 6,314,888,636.10/69,237.86
  6. Step 6: Final answer
    x = 91,205.72

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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.