Home / 86,082.16-129,130.68-23,752.66

Finding the Fourth Proportional to 86,082.16, 129,130.68 and 23,752.66

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Solution

The fourth proportional to 86,082.16, 129,130.68 and 23,752.66 is: 35,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,082.16 : 129,130.68 = 23,752.66 : x
  2. Step 2: Convert to fraction form
    86,082.16/129,130.68 = 23,752.66/x
  3. Step 3: Cross multiply
    86,082.16x = 129,130.68 × 23,752.66
  4. Step 4: Simplify right side
    86,082.16x = 3,067,197,137.61
  5. Step 5: Solve for x
    x = 3,067,197,137.61/86,082.16
  6. Step 6: Final answer
    x = 35,631.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.