Home / 83,057.07-114,617.13-45,331.59

Finding the Fourth Proportional to 83,057.07, 114,617.13 and 45,331.59

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Solution

The fourth proportional to 83,057.07, 114,617.13 and 45,331.59 is: 62,556.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,057.07 : 114,617.13 = 45,331.59 : x
  2. Step 2: Convert to fraction form
    83,057.07/114,617.13 = 45,331.59/x
  3. Step 3: Cross multiply
    83,057.07x = 114,617.13 × 45,331.59
  4. Step 4: Simplify right side
    83,057.07x = 5,195,776,744.14
  5. Step 5: Solve for x
    x = 5,195,776,744.14/83,057.07
  6. Step 6: Final answer
    x = 62,556.71

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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.