Home / 105,020.91-157,551.87-33,961.20

Finding the Fourth Proportional to 105,020.91, 157,551.87 and 33,961.20

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Solution

The fourth proportional to 105,020.91, 157,551.87 and 33,961.20 is: 50,948.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,020.91 : 157,551.87 = 33,961.20 : x
  2. Step 2: Convert to fraction form
    105,020.91/157,551.87 = 33,961.20/x
  3. Step 3: Cross multiply
    105,020.91x = 157,551.87 × 33,961.20
  4. Step 4: Simplify right side
    105,020.91x = 5,350,650,567.44
  5. Step 5: Solve for x
    x = 5,350,650,567.44/105,020.91
  6. Step 6: Final answer
    x = 50,948.43

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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.