Home / 108,246.12-162,369.24-71,041.56

Finding the Fourth Proportional to 108,246.12, 162,369.24 and 71,041.56

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Solution

The fourth proportional to 108,246.12, 162,369.24 and 71,041.56 is: 106,562.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,246.12 : 162,369.24 = 71,041.56 : x
  2. Step 2: Convert to fraction form
    108,246.12/162,369.24 = 71,041.56/x
  3. Step 3: Cross multiply
    108,246.12x = 162,369.24 × 71,041.56
  4. Step 4: Simplify right side
    108,246.12x = 11,534,964,105.61
  5. Step 5: Solve for x
    x = 11,534,964,105.61/108,246.12
  6. Step 6: Final answer
    x = 106,562.38

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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.