Home / 69,919.06-96,488.37-38,087.92

Finding the Fourth Proportional to 69,919.06, 96,488.37 and 38,087.92

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Solution

The fourth proportional to 69,919.06, 96,488.37 and 38,087.92 is: 52,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,919.06 : 96,488.37 = 38,087.92 : x
  2. Step 2: Convert to fraction form
    69,919.06/96,488.37 = 38,087.92/x
  3. Step 3: Cross multiply
    69,919.06x = 96,488.37 × 38,087.92
  4. Step 4: Simplify right side
    69,919.06x = 3,675,041,317.49
  5. Step 5: Solve for x
    x = 3,675,041,317.49/69,919.06
  6. Step 6: Final answer
    x = 52,561.37

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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.