Home / 83,082.12-114,652.98-45,356.28

Finding the Fourth Proportional to 83,082.12, 114,652.98 and 45,356.28

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Solution

The fourth proportional to 83,082.12, 114,652.98 and 45,356.28 is: 62,591.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,082.12 : 114,652.98 = 45,356.28 : x
  2. Step 2: Convert to fraction form
    83,082.12/114,652.98 = 45,356.28/x
  3. Step 3: Cross multiply
    83,082.12x = 114,652.98 × 45,356.28
  4. Step 4: Simplify right side
    83,082.12x = 5,200,232,663.71
  5. Step 5: Solve for x
    x = 5,200,232,663.71/83,082.12
  6. Step 6: Final answer
    x = 62,591.48

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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.