Home / 187,569.87-280,904.33-107,364.75

Finding the Fourth Proportional to 187,569.87, 280,904.33 and 107,364.75

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Solution

The fourth proportional to 187,569.87, 280,904.33 and 107,364.75 is: 160,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,569.87 : 280,904.33 = 107,364.75 : x
  2. Step 2: Convert to fraction form
    187,569.87/280,904.33 = 107,364.75/x
  3. Step 3: Cross multiply
    187,569.87x = 280,904.33 × 107,364.75
  4. Step 4: Simplify right side
    187,569.87x = 30,159,222,627.54
  5. Step 5: Solve for x
    x = 30,159,222,627.54/187,569.87
  6. Step 6: Final answer
    x = 160,789.27

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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.