Home / 69,217.69-95,521.31-40,923.13

Finding the Fourth Proportional to 69,217.69, 95,521.31 and 40,923.13

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Solution

The fourth proportional to 69,217.69, 95,521.31 and 40,923.13 is: 56,474.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,217.69 : 95,521.31 = 40,923.13 : x
  2. Step 2: Convert to fraction form
    69,217.69/95,521.31 = 40,923.13/x
  3. Step 3: Cross multiply
    69,217.69x = 95,521.31 × 40,923.13
  4. Step 4: Simplify right side
    69,217.69x = 3,909,030,986.90
  5. Step 5: Solve for x
    x = 3,909,030,986.90/69,217.69
  6. Step 6: Final answer
    x = 56,474.45

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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.