Home / 98,593.26-136,082.88-56,176.80

Finding the Fourth Proportional to 98,593.26, 136,082.88 and 56,176.80

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Solution

The fourth proportional to 98,593.26, 136,082.88 and 56,176.80 is: 77,537.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,593.26 : 136,082.88 = 56,176.80 : x
  2. Step 2: Convert to fraction form
    98,593.26/136,082.88 = 56,176.80/x
  3. Step 3: Cross multiply
    98,593.26x = 136,082.88 × 56,176.80
  4. Step 4: Simplify right side
    98,593.26x = 7,644,700,733.18
  5. Step 5: Solve for x
    x = 7,644,700,733.18/98,593.26
  6. Step 6: Final answer
    x = 77,537.76

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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.