Home / 110,501.05-152,451.44-72,282.41

Finding the Fourth Proportional to 110,501.05, 152,451.44 and 72,282.41

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Solution

The fourth proportional to 110,501.05, 152,451.44 and 72,282.41 is: 99,723.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,501.05 : 152,451.44 = 72,282.41 : x
  2. Step 2: Convert to fraction form
    110,501.05/152,451.44 = 72,282.41/x
  3. Step 3: Cross multiply
    110,501.05x = 152,451.44 × 72,282.41
  4. Step 4: Simplify right side
    110,501.05x = 11,019,557,491.17
  5. Step 5: Solve for x
    x = 11,019,557,491.17/110,501.05
  6. Step 6: Final answer
    x = 99,723.56

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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.