Home / 170,836.92-256,109.55-120,759.48

Finding the Fourth Proportional to 170,836.92, 256,109.55 and 120,759.48

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Solution

The fourth proportional to 170,836.92, 256,109.55 and 120,759.48 is: 181,036.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,836.92 : 256,109.55 = 120,759.48 : x
  2. Step 2: Convert to fraction form
    170,836.92/256,109.55 = 120,759.48/x
  3. Step 3: Cross multiply
    170,836.92x = 256,109.55 × 120,759.48
  4. Step 4: Simplify right side
    170,836.92x = 30,927,656,081.03
  5. Step 5: Solve for x
    x = 30,927,656,081.03/170,836.92
  6. Step 6: Final answer
    x = 181,036.14

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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.