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Finding the Fourth Proportional to 45,201.25, 67,801.88 and 17,499.25

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Solution

The fourth proportional to 45,201.25, 67,801.88 and 17,499.25 is: 26,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,201.25 : 67,801.88 = 17,499.25 : x
  2. Step 2: Convert to fraction form
    45,201.25/67,801.88 = 17,499.25/x
  3. Step 3: Cross multiply
    45,201.25x = 67,801.88 × 17,499.25
  4. Step 4: Simplify right side
    45,201.25x = 1,186,482,048.59
  5. Step 5: Solve for x
    x = 1,186,482,048.59/45,201.25
  6. Step 6: Final answer
    x = 26,248.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.