Home / 69,133.98-95,406.69-38,920.41

Finding the Fourth Proportional to 69,133.98, 95,406.69 and 38,920.41

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Solution

The fourth proportional to 69,133.98, 95,406.69 and 38,920.41 is: 53,711.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,133.98 : 95,406.69 = 38,920.41 : x
  2. Step 2: Convert to fraction form
    69,133.98/95,406.69 = 38,920.41/x
  3. Step 3: Cross multiply
    69,133.98x = 95,406.69 × 38,920.41
  4. Step 4: Simplify right side
    69,133.98x = 3,713,267,491.54
  5. Step 5: Solve for x
    x = 3,713,267,491.54/69,133.98
  6. Step 6: Final answer
    x = 53,711.18

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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.