Home / 75,082.08-103,613.52-41,089.80

Finding the Fourth Proportional to 75,082.08, 103,613.52 and 41,089.80

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Solution

The fourth proportional to 75,082.08, 103,613.52 and 41,089.80 is: 56,704.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,082.08 : 103,613.52 = 41,089.80 : x
  2. Step 2: Convert to fraction form
    75,082.08/103,613.52 = 41,089.80/x
  3. Step 3: Cross multiply
    75,082.08x = 103,613.52 × 41,089.80
  4. Step 4: Simplify right side
    75,082.08x = 4,257,458,814.10
  5. Step 5: Solve for x
    x = 4,257,458,814.10/75,082.08
  6. Step 6: Final answer
    x = 56,704.06

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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.