Home / 98,858.20-148,298.10-95,747.80

Finding the Fourth Proportional to 98,858.20, 148,298.10 and 95,747.80

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Solution

The fourth proportional to 98,858.20, 148,298.10 and 95,747.80 is: 143,632.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,858.20 : 148,298.10 = 95,747.80 : x
  2. Step 2: Convert to fraction form
    98,858.20/148,298.10 = 95,747.80/x
  3. Step 3: Cross multiply
    98,858.20x = 148,298.10 × 95,747.80
  4. Step 4: Simplify right side
    98,858.20x = 14,199,216,819.18
  5. Step 5: Solve for x
    x = 14,199,216,819.18/98,858.20
  6. Step 6: Final answer
    x = 143,632.16

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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.