Home / 99,346.26-148,693.61-54,298.62

Finding the Fourth Proportional to 99,346.26, 148,693.61 and 54,298.62

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Solution

The fourth proportional to 99,346.26, 148,693.61 and 54,298.62 is: 81,269.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,346.26 : 148,693.61 = 54,298.62 : x
  2. Step 2: Convert to fraction form
    99,346.26/148,693.61 = 54,298.62/x
  3. Step 3: Cross multiply
    99,346.26x = 148,693.61 × 54,298.62
  4. Step 4: Simplify right side
    99,346.26x = 8,073,857,403.96
  5. Step 5: Solve for x
    x = 8,073,857,403.96/99,346.26
  6. Step 6: Final answer
    x = 81,269.87

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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.