Home / 69,360.03-95,716.45-39,155.16

Finding the Fourth Proportional to 69,360.03, 95,716.45 and 39,155.16

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Solution

The fourth proportional to 69,360.03, 95,716.45 and 39,155.16 is: 54,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,360.03 : 95,716.45 = 39,155.16 : x
  2. Step 2: Convert to fraction form
    69,360.03/95,716.45 = 39,155.16/x
  3. Step 3: Cross multiply
    69,360.03x = 95,716.45 × 39,155.16
  4. Step 4: Simplify right side
    69,360.03x = 3,747,793,322.26
  5. Step 5: Solve for x
    x = 3,747,793,322.26/69,360.03
  6. Step 6: Final answer
    x = 54,033.91

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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.