Home / 192,143.01-287,828.31-95,789.46

Finding the Fourth Proportional to 192,143.01, 287,828.31 and 95,789.46

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Solution

The fourth proportional to 192,143.01, 287,828.31 and 95,789.46 is: 143,491.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,143.01 : 287,828.31 = 95,789.46 : x
  2. Step 2: Convert to fraction form
    192,143.01/287,828.31 = 95,789.46/x
  3. Step 3: Cross multiply
    192,143.01x = 287,828.31 × 95,789.46
  4. Step 4: Simplify right side
    192,143.01x = 27,570,918,387.61
  5. Step 5: Solve for x
    x = 27,570,918,387.61/192,143.01
  6. Step 6: Final answer
    x = 143,491.65

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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.