Home / 108,281.62-162,439.95-33,384.25

Finding the Fourth Proportional to 108,281.62, 162,439.95 and 33,384.25

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Solution

The fourth proportional to 108,281.62, 162,439.95 and 33,384.25 is: 50,081.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,281.62 : 162,439.95 = 33,384.25 : x
  2. Step 2: Convert to fraction form
    108,281.62/162,439.95 = 33,384.25/x
  3. Step 3: Cross multiply
    108,281.62x = 162,439.95 × 33,384.25
  4. Step 4: Simplify right side
    108,281.62x = 5,422,935,900.79
  5. Step 5: Solve for x
    x = 5,422,935,900.79/108,281.62
  6. Step 6: Final answer
    x = 50,081.78

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1.5x scale

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.