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Finding the Fourth Proportional to 185,216.58, 255,600.08 and 100,333.58

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Solution

The fourth proportional to 185,216.58, 255,600.08 and 100,333.58 is: 138,460.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,216.58 : 255,600.08 = 100,333.58 : x
  2. Step 2: Convert to fraction form
    185,216.58/255,600.08 = 100,333.58/x
  3. Step 3: Cross multiply
    185,216.58x = 255,600.08 × 100,333.58
  4. Step 4: Simplify right side
    185,216.58x = 25,645,271,074.69
  5. Step 5: Solve for x
    x = 25,645,271,074.69/185,216.58
  6. Step 6: Final answer
    x = 138,460.99

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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.