Home / 185,009.16-255,314.06-108,529.52

Finding the Fourth Proportional to 185,009.16, 255,314.06 and 108,529.52

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Solution

The fourth proportional to 185,009.16, 255,314.06 and 108,529.52 is: 149,771.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,009.16 : 255,314.06 = 108,529.52 : x
  2. Step 2: Convert to fraction form
    185,009.16/255,314.06 = 108,529.52/x
  3. Step 3: Cross multiply
    185,009.16x = 255,314.06 × 108,529.52
  4. Step 4: Simplify right side
    185,009.16x = 27,709,111,375.80
  5. Step 5: Solve for x
    x = 27,709,111,375.80/185,009.16
  6. Step 6: Final answer
    x = 149,771.56

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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.