Home / 107,968.01-162,001.22-55,414.40

Finding the Fourth Proportional to 107,968.01, 162,001.22 and 55,414.40

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Solution

The fourth proportional to 107,968.01, 162,001.22 and 55,414.40 is: 83,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,968.01 : 162,001.22 = 55,414.40 : x
  2. Step 2: Convert to fraction form
    107,968.01/162,001.22 = 55,414.40/x
  3. Step 3: Cross multiply
    107,968.01x = 162,001.22 × 55,414.40
  4. Step 4: Simplify right side
    107,968.01x = 8,977,199,318.49
  5. Step 5: Solve for x
    x = 8,977,199,318.49/107,968.01
  6. Step 6: Final answer
    x = 83,146.85

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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.