Home / 96,804.12-145,188.18-30,245.88

Finding the Fourth Proportional to 96,804.12, 145,188.18 and 30,245.88

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Solution

The fourth proportional to 96,804.12, 145,188.18 and 30,245.88 is: 45,363.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,804.12 : 145,188.18 = 30,245.88 : x
  2. Step 2: Convert to fraction form
    96,804.12/145,188.18 = 30,245.88/x
  3. Step 3: Cross multiply
    96,804.12x = 145,188.18 × 30,245.88
  4. Step 4: Simplify right side
    96,804.12x = 4,391,344,269.70
  5. Step 5: Solve for x
    x = 4,391,344,269.70/96,804.12
  6. Step 6: Final answer
    x = 45,363.20

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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.