Home / 198,971.16-298,489.16-58,743.96

Finding the Fourth Proportional to 198,971.16, 298,489.16 and 58,743.96

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Solution

The fourth proportional to 198,971.16, 298,489.16 and 58,743.96 is: 88,125.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,971.16 : 298,489.16 = 58,743.96 : x
  2. Step 2: Convert to fraction form
    198,971.16/298,489.16 = 58,743.96/x
  3. Step 3: Cross multiply
    198,971.16x = 298,489.16 × 58,743.96
  4. Step 4: Simplify right side
    198,971.16x = 17,534,435,275.47
  5. Step 5: Solve for x
    x = 17,534,435,275.47/198,971.16
  6. Step 6: Final answer
    x = 88,125.51

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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.