Home / 102,504.85-153,763.75-43,332.73

Finding the Fourth Proportional to 102,504.85, 153,763.75 and 43,332.73

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Solution

The fourth proportional to 102,504.85, 153,763.75 and 43,332.73 is: 65,001.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,504.85 : 153,763.75 = 43,332.73 : x
  2. Step 2: Convert to fraction form
    102,504.85/153,763.75 = 43,332.73/x
  3. Step 3: Cross multiply
    102,504.85x = 153,763.75 × 43,332.73
  4. Step 4: Simplify right side
    102,504.85x = 6,663,002,732.29
  5. Step 5: Solve for x
    x = 6,663,002,732.29/102,504.85
  6. Step 6: Final answer
    x = 65,001.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.