Home / 99,300.20-148,861.74-36,928.04

Finding the Fourth Proportional to 99,300.20, 148,861.74 and 36,928.04

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Solution

The fourth proportional to 99,300.20, 148,861.74 and 36,928.04 is: 55,359.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,300.20 : 148,861.74 = 36,928.04 : x
  2. Step 2: Convert to fraction form
    99,300.20/148,861.74 = 36,928.04/x
  3. Step 3: Cross multiply
    99,300.20x = 148,861.74 × 36,928.04
  4. Step 4: Simplify right side
    99,300.20x = 5,497,172,289.19
  5. Step 5: Solve for x
    x = 5,497,172,289.19/99,300.20
  6. Step 6: Final answer
    x = 55,359.13

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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.