Home / 107,734.80-161,537.40-55,246.80

Finding the Fourth Proportional to 107,734.80, 161,537.40 and 55,246.80

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Solution

The fourth proportional to 107,734.80, 161,537.40 and 55,246.80 is: 82,836.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,734.80 : 161,537.40 = 55,246.80 : x
  2. Step 2: Convert to fraction form
    107,734.80/161,537.40 = 55,246.80/x
  3. Step 3: Cross multiply
    107,734.80x = 161,537.40 × 55,246.80
  4. Step 4: Simplify right side
    107,734.80x = 8,924,424,430.32
  5. Step 5: Solve for x
    x = 8,924,424,430.32/107,734.80
  6. Step 6: Final answer
    x = 82,836.97

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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.