Home / 98,747.61-148,052.28-36,401.37

Finding the Fourth Proportional to 98,747.61, 148,052.28 and 36,401.37

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Solution

The fourth proportional to 98,747.61, 148,052.28 and 36,401.37 is: 54,576.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,747.61 : 148,052.28 = 36,401.37 : x
  2. Step 2: Convert to fraction form
    98,747.61/148,052.28 = 36,401.37/x
  3. Step 3: Cross multiply
    98,747.61x = 148,052.28 × 36,401.37
  4. Step 4: Simplify right side
    98,747.61x = 5,389,305,823.62
  5. Step 5: Solve for x
    x = 5,389,305,823.62/98,747.61
  6. Step 6: Final answer
    x = 54,576.57

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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.