Home / 185,359.60-255,796.68-100,476.32

Finding the Fourth Proportional to 185,359.60, 255,796.68 and 100,476.32

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Solution

The fourth proportional to 185,359.60, 255,796.68 and 100,476.32 is: 138,657.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,359.60 : 255,796.68 = 100,476.32 : x
  2. Step 2: Convert to fraction form
    185,359.60/255,796.68 = 100,476.32/x
  3. Step 3: Cross multiply
    185,359.60x = 255,796.68 × 100,476.32
  4. Step 4: Simplify right side
    185,359.60x = 25,701,509,074.62
  5. Step 5: Solve for x
    x = 25,701,509,074.62/185,359.60
  6. Step 6: Final answer
    x = 138,657.56

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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.