Home / 99,909.38-149,860.60-25,030.17

Finding the Fourth Proportional to 99,909.38, 149,860.60 and 25,030.17

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Solution

The fourth proportional to 99,909.38, 149,860.60 and 25,030.17 is: 37,544.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,909.38 : 149,860.60 = 25,030.17 : x
  2. Step 2: Convert to fraction form
    99,909.38/149,860.60 = 25,030.17/x
  3. Step 3: Cross multiply
    99,909.38x = 149,860.60 × 25,030.17
  4. Step 4: Simplify right side
    99,909.38x = 3,751,036,231.73
  5. Step 5: Solve for x
    x = 3,751,036,231.73/99,909.38
  6. Step 6: Final answer
    x = 37,544.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.