Home / 83,019.45-114,568.16-45,293.70

Finding the Fourth Proportional to 83,019.45, 114,568.16 and 45,293.70

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Solution

The fourth proportional to 83,019.45, 114,568.16 and 45,293.70 is: 62,506.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,019.45 : 114,568.16 = 45,293.70 : x
  2. Step 2: Convert to fraction form
    83,019.45/114,568.16 = 45,293.70/x
  3. Step 3: Cross multiply
    83,019.45x = 114,568.16 × 45,293.70
  4. Step 4: Simplify right side
    83,019.45x = 5,189,215,642.12
  5. Step 5: Solve for x
    x = 5,189,215,642.12/83,019.45
  6. Step 6: Final answer
    x = 62,506.02

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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.