Home / 197,943.30-296,720.55-98,118.90

Finding the Fourth Proportional to 197,943.30, 296,720.55 and 98,118.90

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Solution

The fourth proportional to 197,943.30, 296,720.55 and 98,118.90 is: 147,081.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,943.30 : 296,720.55 = 98,118.90 : x
  2. Step 2: Convert to fraction form
    197,943.30/296,720.55 = 98,118.90/x
  3. Step 3: Cross multiply
    197,943.30x = 296,720.55 × 98,118.90
  4. Step 4: Simplify right side
    197,943.30x = 29,113,893,973.40
  5. Step 5: Solve for x
    x = 29,113,893,973.40/197,943.30
  6. Step 6: Final answer
    x = 147,081.99

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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.