Home / 110,921.05-153,098.25-63,202.54

Finding the Fourth Proportional to 110,921.05, 153,098.25 and 63,202.54

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Solution

The fourth proportional to 110,921.05, 153,098.25 and 63,202.54 is: 87,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,921.05 : 153,098.25 = 63,202.54 : x
  2. Step 2: Convert to fraction form
    110,921.05/153,098.25 = 63,202.54/x
  3. Step 3: Cross multiply
    110,921.05x = 153,098.25 × 63,202.54
  4. Step 4: Simplify right side
    110,921.05x = 9,676,198,269.56
  5. Step 5: Solve for x
    x = 9,676,198,269.56/110,921.05
  6. Step 6: Final answer
    x = 87,235.00

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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.