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Finding the Fourth Proportional to 69,549.97, 95,978.01 and 37,718.23

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Solution

The fourth proportional to 69,549.97, 95,978.01 and 37,718.23 is: 52,050.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,549.97 : 95,978.01 = 37,718.23 : x
  2. Step 2: Convert to fraction form
    69,549.97/95,978.01 = 37,718.23/x
  3. Step 3: Cross multiply
    69,549.97x = 95,978.01 × 37,718.23
  4. Step 4: Simplify right side
    69,549.97x = 3,620,120,656.12
  5. Step 5: Solve for x
    x = 3,620,120,656.12/69,549.97
  6. Step 6: Final answer
    x = 52,050.64

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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.