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Finding the Fourth Proportional to 108,169.80, 162,251.06 and 48,964.07

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Solution

The fourth proportional to 108,169.80, 162,251.06 and 48,964.07 is: 73,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,169.80 : 162,251.06 = 48,964.07 : x
  2. Step 2: Convert to fraction form
    108,169.80/162,251.06 = 48,964.07/x
  3. Step 3: Cross multiply
    108,169.80x = 162,251.06 × 48,964.07
  4. Step 4: Simplify right side
    108,169.80x = 7,944,471,203.34
  5. Step 5: Solve for x
    x = 7,944,471,203.34/108,169.80
  6. Step 6: Final answer
    x = 73,444.45

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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.