Home / 193,438.11-290,024.82-98,484.57

Finding the Fourth Proportional to 193,438.11, 290,024.82 and 98,484.57

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Solution

The fourth proportional to 193,438.11, 290,024.82 and 98,484.57 is: 147,659.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,438.11 : 290,024.82 = 98,484.57 : x
  2. Step 2: Convert to fraction form
    193,438.11/290,024.82 = 98,484.57/x
  3. Step 3: Cross multiply
    193,438.11x = 290,024.82 × 98,484.57
  4. Step 4: Simplify right side
    193,438.11x = 28,562,969,687.03
  5. Step 5: Solve for x
    x = 28,562,969,687.03/193,438.11
  6. Step 6: Final answer
    x = 147,659.47

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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.