Home / 165,020.74-227,722.53-89,567.62

Finding the Fourth Proportional to 165,020.74, 227,722.53 and 89,567.62

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Solution

The fourth proportional to 165,020.74, 227,722.53 and 89,567.62 is: 123,600.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,020.74 : 227,722.53 = 89,567.62 : x
  2. Step 2: Convert to fraction form
    165,020.74/227,722.53 = 89,567.62/x
  3. Step 3: Cross multiply
    165,020.74x = 227,722.53 × 89,567.62
  4. Step 4: Simplify right side
    165,020.74x = 20,396,565,032.48
  5. Step 5: Solve for x
    x = 20,396,565,032.48/165,020.74
  6. Step 6: Final answer
    x = 123,600.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.