Home / 83,043.15-114,599.55-51,230.53

Finding the Fourth Proportional to 83,043.15, 114,599.55 and 51,230.53

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Solution

The fourth proportional to 83,043.15, 114,599.55 and 51,230.53 is: 70,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,043.15 : 114,599.55 = 51,230.53 : x
  2. Step 2: Convert to fraction form
    83,043.15/114,599.55 = 51,230.53/x
  3. Step 3: Cross multiply
    83,043.15x = 114,599.55 × 51,230.53
  4. Step 4: Simplify right side
    83,043.15x = 5,870,995,684.26
  5. Step 5: Solve for x
    x = 5,870,995,684.26/83,043.15
  6. Step 6: Final answer
    x = 70,698.13

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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.