Home / 98,439.37-147,593.44-47,824.90

Finding the Fourth Proportional to 98,439.37, 147,593.44 and 47,824.90

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Solution

The fourth proportional to 98,439.37, 147,593.44 and 47,824.90 is: 71,705.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,439.37 : 147,593.44 = 47,824.90 : x
  2. Step 2: Convert to fraction form
    98,439.37/147,593.44 = 47,824.90/x
  3. Step 3: Cross multiply
    98,439.37x = 147,593.44 × 47,824.90
  4. Step 4: Simplify right side
    98,439.37x = 7,058,641,508.66
  5. Step 5: Solve for x
    x = 7,058,641,508.66/98,439.37
  6. Step 6: Final answer
    x = 71,705.47

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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.