Home / 98,503.20-147,800.94-48,556.02

Finding the Fourth Proportional to 98,503.20, 147,800.94 and 48,556.02

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Solution

The fourth proportional to 98,503.20, 147,800.94 and 48,556.02 is: 72,856.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,503.20 : 147,800.94 = 48,556.02 : x
  2. Step 2: Convert to fraction form
    98,503.20/147,800.94 = 48,556.02/x
  3. Step 3: Cross multiply
    98,503.20x = 147,800.94 × 48,556.02
  4. Step 4: Simplify right side
    98,503.20x = 7,176,625,398.66
  5. Step 5: Solve for x
    x = 7,176,625,398.66/98,503.20
  6. Step 6: Final answer
    x = 72,856.77

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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.