Home / 170,036.28-254,867.40-70,141.92

Finding the Fourth Proportional to 170,036.28, 254,867.40 and 70,141.92

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Solution

The fourth proportional to 170,036.28, 254,867.40 and 70,141.92 is: 105,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,036.28 : 254,867.40 = 70,141.92 : x
  2. Step 2: Convert to fraction form
    170,036.28/254,867.40 = 70,141.92/x
  3. Step 3: Cross multiply
    170,036.28x = 254,867.40 × 70,141.92
  4. Step 4: Simplify right side
    170,036.28x = 17,876,888,781.41
  5. Step 5: Solve for x
    x = 17,876,888,781.41/170,036.28
  6. Step 6: Final answer
    x = 105,135.73

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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.