Home / 131,823.66-197,694.54-47,572.89

Finding the Fourth Proportional to 131,823.66, 197,694.54 and 47,572.89

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Solution

The fourth proportional to 131,823.66, 197,694.54 and 47,572.89 is: 71,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,823.66 : 197,694.54 = 47,572.89 : x
  2. Step 2: Convert to fraction form
    131,823.66/197,694.54 = 47,572.89/x
  3. Step 3: Cross multiply
    131,823.66x = 197,694.54 × 47,572.89
  4. Step 4: Simplify right side
    131,823.66x = 9,404,900,605.02
  5. Step 5: Solve for x
    x = 9,404,900,605.02/131,823.66
  6. Step 6: Final answer
    x = 71,344.56

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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.