Home / 108,039.03-162,046.40-41,432.43

Finding the Fourth Proportional to 108,039.03, 162,046.40 and 41,432.43

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Solution

The fourth proportional to 108,039.03, 162,046.40 and 41,432.43 is: 62,143.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,039.03 : 162,046.40 = 41,432.43 : x
  2. Step 2: Convert to fraction form
    108,039.03/162,046.40 = 41,432.43/x
  3. Step 3: Cross multiply
    108,039.03x = 162,046.40 × 41,432.43
  4. Step 4: Simplify right side
    108,039.03x = 6,713,975,418.10
  5. Step 5: Solve for x
    x = 6,713,975,418.10/108,039.03
  6. Step 6: Final answer
    x = 62,143.98

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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.