Home / 217,988.55-327,001.82-60,217.16

Finding the Fourth Proportional to 217,988.55, 327,001.82 and 60,217.16

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Solution

The fourth proportional to 217,988.55, 327,001.82 and 60,217.16 is: 90,330.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,988.55 : 327,001.82 = 60,217.16 : x
  2. Step 2: Convert to fraction form
    217,988.55/327,001.82 = 60,217.16/x
  3. Step 3: Cross multiply
    217,988.55x = 327,001.82 × 60,217.16
  4. Step 4: Simplify right side
    217,988.55x = 19,691,118,979.14
  5. Step 5: Solve for x
    x = 19,691,118,979.14/217,988.55
  6. Step 6: Final answer
    x = 90,330.98

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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.