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Finding the Fourth Proportional to 185,352.80, 255,680.96 and 109,873.76

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Solution

The fourth proportional to 185,352.80, 255,680.96 and 109,873.76 is: 151,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,352.80 : 255,680.96 = 109,873.76 : x
  2. Step 2: Convert to fraction form
    185,352.80/255,680.96 = 109,873.76/x
  3. Step 3: Cross multiply
    185,352.80x = 255,680.96 × 109,873.76
  4. Step 4: Simplify right side
    185,352.80x = 28,092,628,435.61
  5. Step 5: Solve for x
    x = 28,092,628,435.61/185,352.80
  6. Step 6: Final answer
    x = 151,563.01

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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.