Home / 108,548.10-162,822.15-38,418.30

Finding the Fourth Proportional to 108,548.10, 162,822.15 and 38,418.30

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Solution

The fourth proportional to 108,548.10, 162,822.15 and 38,418.30 is: 57,627.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,548.10 : 162,822.15 = 38,418.30 : x
  2. Step 2: Convert to fraction form
    108,548.10/162,822.15 = 38,418.30/x
  3. Step 3: Cross multiply
    108,548.10x = 162,822.15 × 38,418.30
  4. Step 4: Simplify right side
    108,548.10x = 6,255,350,205.35
  5. Step 5: Solve for x
    x = 6,255,350,205.35/108,548.10
  6. Step 6: Final answer
    x = 57,627.45

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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.