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Finding the Fourth Proportional to 110,883.47, 153,019.25 and 59,896.20

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Solution

The fourth proportional to 110,883.47, 153,019.25 and 59,896.20 is: 82,656.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,883.47 : 153,019.25 = 59,896.20 : x
  2. Step 2: Convert to fraction form
    110,883.47/153,019.25 = 59,896.20/x
  3. Step 3: Cross multiply
    110,883.47x = 153,019.25 × 59,896.20
  4. Step 4: Simplify right side
    110,883.47x = 9,165,270,537.27
  5. Step 5: Solve for x
    x = 9,165,270,537.27/110,883.47
  6. Step 6: Final answer
    x = 82,656.78

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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.