Home / 97,565.86-146,331.78-27,428.50

Finding the Fourth Proportional to 97,565.86, 146,331.78 and 27,428.50

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Solution

The fourth proportional to 97,565.86, 146,331.78 and 27,428.50 is: 41,137.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,565.86 : 146,331.78 = 27,428.50 : x
  2. Step 2: Convert to fraction form
    97,565.86/146,331.78 = 27,428.50/x
  3. Step 3: Cross multiply
    97,565.86x = 146,331.78 × 27,428.50
  4. Step 4: Simplify right side
    97,565.86x = 4,013,661,227.73
  5. Step 5: Solve for x
    x = 4,013,661,227.73/97,565.86
  6. Step 6: Final answer
    x = 41,137.97

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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.