Home / 97,987.03-146,987.23-38,822.61

Finding the Fourth Proportional to 97,987.03, 146,987.23 and 38,822.61

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Solution

The fourth proportional to 97,987.03, 146,987.23 and 38,822.61 is: 58,236.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,987.03 : 146,987.23 = 38,822.61 : x
  2. Step 2: Convert to fraction form
    97,987.03/146,987.23 = 38,822.61/x
  3. Step 3: Cross multiply
    97,987.03x = 146,987.23 × 38,822.61
  4. Step 4: Simplify right side
    97,987.03x = 5,706,427,905.27
  5. Step 5: Solve for x
    x = 5,706,427,905.27/97,987.03
  6. Step 6: Final answer
    x = 58,236.56

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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.