Home / 69,117.57-95,382.43-38,903.33

Finding the Fourth Proportional to 69,117.57, 95,382.43 and 38,903.33

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Solution

The fourth proportional to 69,117.57, 95,382.43 and 38,903.33 is: 53,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,117.57 : 95,382.43 = 38,903.33 : x
  2. Step 2: Convert to fraction form
    69,117.57/95,382.43 = 38,903.33/x
  3. Step 3: Cross multiply
    69,117.57x = 95,382.43 × 38,903.33
  4. Step 4: Simplify right side
    69,117.57x = 3,710,694,291.69
  5. Step 5: Solve for x
    x = 3,710,694,291.69/69,117.57
  6. Step 6: Final answer
    x = 53,686.70

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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.