Home / 187,925.32-259,286.04-107,336.80

Finding the Fourth Proportional to 187,925.32, 259,286.04 and 107,336.80

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Solution

The fourth proportional to 187,925.32, 259,286.04 and 107,336.80 is: 148,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,925.32 : 259,286.04 = 107,336.80 : x
  2. Step 2: Convert to fraction form
    187,925.32/259,286.04 = 107,336.80/x
  3. Step 3: Cross multiply
    187,925.32x = 259,286.04 × 107,336.80
  4. Step 4: Simplify right side
    187,925.32x = 27,830,933,818.27
  5. Step 5: Solve for x
    x = 27,830,933,818.27/187,925.32
  6. Step 6: Final answer
    x = 148,095.71

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1.5x scale

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.