Home / 88,613.68-122,294.16-50,385.22

Finding the Fourth Proportional to 88,613.68, 122,294.16 and 50,385.22

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Solution

The fourth proportional to 88,613.68, 122,294.16 and 50,385.22 is: 69,535.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,613.68 : 122,294.16 = 50,385.22 : x
  2. Step 2: Convert to fraction form
    88,613.68/122,294.16 = 50,385.22/x
  3. Step 3: Cross multiply
    88,613.68x = 122,294.16 × 50,385.22
  4. Step 4: Simplify right side
    88,613.68x = 6,161,818,120.24
  5. Step 5: Solve for x
    x = 6,161,818,120.24/88,613.68
  6. Step 6: Final answer
    x = 69,535.75

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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.