Home / 83,177.04-114,786-45,453.76

Finding the Fourth Proportional to 83,177.04, 114,786 and 45,453.76

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Solution

The fourth proportional to 83,177.04, 114,786 and 45,453.76 is: 62,727.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,177.04 : 114,786 = 45,453.76 : x
  2. Step 2: Convert to fraction form
    83,177.04/114,786 = 45,453.76/x
  3. Step 3: Cross multiply
    83,177.04x = 114,786 × 45,453.76
  4. Step 4: Simplify right side
    83,177.04x = 5,217,455,295.36
  5. Step 5: Solve for x
    x = 5,217,455,295.36/83,177.04
  6. Step 6: Final answer
    x = 62,727.11

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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.