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Finding the Fourth Proportional to 60,203.75, 83,080.26 and 32,979.63

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Solution

The fourth proportional to 60,203.75, 83,080.26 and 32,979.63 is: 45,511.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,203.75 : 83,080.26 = 32,979.63 : x
  2. Step 2: Convert to fraction form
    60,203.75/83,080.26 = 32,979.63/x
  3. Step 3: Cross multiply
    60,203.75x = 83,080.26 × 32,979.63
  4. Step 4: Simplify right side
    60,203.75x = 2,739,956,235.10
  5. Step 5: Solve for x
    x = 2,739,956,235.10/60,203.75
  6. Step 6: Final answer
    x = 45,511.39

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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.