Home / 187,262.96-280,922.45-68,925.29

Finding the Fourth Proportional to 187,262.96, 280,922.45 and 68,925.29

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Solution

The fourth proportional to 187,262.96, 280,922.45 and 68,925.29 is: 103,398.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,262.96 : 280,922.45 = 68,925.29 : x
  2. Step 2: Convert to fraction form
    187,262.96/280,922.45 = 68,925.29/x
  3. Step 3: Cross multiply
    187,262.96x = 280,922.45 × 68,925.29
  4. Step 4: Simplify right side
    187,262.96x = 19,362,659,584.52
  5. Step 5: Solve for x
    x = 19,362,659,584.52/187,262.96
  6. Step 6: Final answer
    x = 103,398.24

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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.