Home / 250,928.31-346,236.39-142,032.12

Finding the Fourth Proportional to 250,928.31, 346,236.39 and 142,032.12

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Solution

The fourth proportional to 250,928.31, 346,236.39 and 142,032.12 is: 195,979.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,928.31 : 346,236.39 = 142,032.12 : x
  2. Step 2: Convert to fraction form
    250,928.31/346,236.39 = 142,032.12/x
  3. Step 3: Cross multiply
    250,928.31x = 346,236.39 × 142,032.12
  4. Step 4: Simplify right side
    250,928.31x = 49,176,687,194.46
  5. Step 5: Solve for x
    x = 49,176,687,194.46/250,928.31
  6. Step 6: Final answer
    x = 195,979.03

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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.