Home / 193,565.49-290,215.56-98,611.89

Finding the Fourth Proportional to 193,565.49, 290,215.56 and 98,611.89

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Solution

The fourth proportional to 193,565.49, 290,215.56 and 98,611.89 is: 147,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,565.49 : 290,215.56 = 98,611.89 : x
  2. Step 2: Convert to fraction form
    193,565.49/290,215.56 = 98,611.89/x
  3. Step 3: Cross multiply
    193,565.49x = 290,215.56 × 98,611.89
  4. Step 4: Simplify right side
    193,565.49x = 28,618,704,879.01
  5. Step 5: Solve for x
    x = 28,618,704,879.01/193,565.49
  6. Step 6: Final answer
    x = 147,850.24

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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.