Home / 97,988.54-146,989.48-38,824.10

Finding the Fourth Proportional to 97,988.54, 146,989.48 and 38,824.10

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Solution

The fourth proportional to 97,988.54, 146,989.48 and 38,824.10 is: 58,238.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,988.54 : 146,989.48 = 38,824.10 : x
  2. Step 2: Convert to fraction form
    97,988.54/146,989.48 = 38,824.10/x
  3. Step 3: Cross multiply
    97,988.54x = 146,989.48 × 38,824.10
  4. Step 4: Simplify right side
    97,988.54x = 5,706,734,270.47
  5. Step 5: Solve for x
    x = 5,706,734,270.47/97,988.54
  6. Step 6: Final answer
    x = 58,238.79

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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.