Home / 98,254.48-147,367.36-48,321.18

Finding the Fourth Proportional to 98,254.48, 147,367.36 and 48,321.18

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Solution

The fourth proportional to 98,254.48, 147,367.36 and 48,321.18 is: 72,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,254.48 : 147,367.36 = 48,321.18 : x
  2. Step 2: Convert to fraction form
    98,254.48/147,367.36 = 48,321.18/x
  3. Step 3: Cross multiply
    98,254.48x = 147,367.36 × 48,321.18
  4. Step 4: Simplify right side
    98,254.48x = 7,120,964,728.68
  5. Step 5: Solve for x
    x = 7,120,964,728.68/98,254.48
  6. Step 6: Final answer
    x = 72,474.71

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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.