Home / 69,355.48-95,710.53-39,147.14

Finding the Fourth Proportional to 69,355.48, 95,710.53 and 39,147.14

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Solution

The fourth proportional to 69,355.48, 95,710.53 and 39,147.14 is: 54,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,355.48 : 95,710.53 = 39,147.14 : x
  2. Step 2: Convert to fraction form
    69,355.48/95,710.53 = 39,147.14/x
  3. Step 3: Cross multiply
    69,355.48x = 95,710.53 × 39,147.14
  4. Step 4: Simplify right side
    69,355.48x = 3,746,793,517.38
  5. Step 5: Solve for x
    x = 3,746,793,517.38/69,355.48
  6. Step 6: Final answer
    x = 54,023.03

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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.