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Finding the Fourth Proportional to 85,050.80, 127,604.88 and 37,659.42

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Solution

The fourth proportional to 85,050.80, 127,604.88 and 37,659.42 is: 56,501.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,050.80 : 127,604.88 = 37,659.42 : x
  2. Step 2: Convert to fraction form
    85,050.80/127,604.88 = 37,659.42/x
  3. Step 3: Cross multiply
    85,050.80x = 127,604.88 × 37,659.42
  4. Step 4: Simplify right side
    85,050.80x = 4,805,525,769.97
  5. Step 5: Solve for x
    x = 4,805,525,769.97/85,050.80
  6. Step 6: Final answer
    x = 56,501.83

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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.