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Finding the Fourth Proportional to 69,765.06, 96,276.42 and 37,934.22

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Solution

The fourth proportional to 69,765.06, 96,276.42 and 37,934.22 is: 52,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,765.06 : 96,276.42 = 37,934.22 : x
  2. Step 2: Convert to fraction form
    69,765.06/96,276.42 = 37,934.22/x
  3. Step 3: Cross multiply
    69,765.06x = 96,276.42 × 37,934.22
  4. Step 4: Simplify right side
    69,765.06x = 3,652,170,897.09
  5. Step 5: Solve for x
    x = 3,652,170,897.09/69,765.06
  6. Step 6: Final answer
    x = 52,349.57

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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.