Home / 108,261.60-162,417.04-49,114.20

Finding the Fourth Proportional to 108,261.60, 162,417.04 and 49,114.20

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Solution

The fourth proportional to 108,261.60, 162,417.04 and 49,114.20 is: 73,682.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,261.60 : 162,417.04 = 49,114.20 : x
  2. Step 2: Convert to fraction form
    108,261.60/162,417.04 = 49,114.20/x
  3. Step 3: Cross multiply
    108,261.60x = 162,417.04 × 49,114.20
  4. Step 4: Simplify right side
    108,261.60x = 7,976,982,985.97
  5. Step 5: Solve for x
    x = 7,976,982,985.97/108,261.60
  6. Step 6: Final answer
    x = 73,682.48

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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.