Home / 98,300.25-147,481.70-35,119.17

Finding the Fourth Proportional to 98,300.25, 147,481.70 and 35,119.17

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Solution

The fourth proportional to 98,300.25, 147,481.70 and 35,119.17 is: 52,689.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,300.25 : 147,481.70 = 35,119.17 : x
  2. Step 2: Convert to fraction form
    98,300.25/147,481.70 = 35,119.17/x
  3. Step 3: Cross multiply
    98,300.25x = 147,481.70 × 35,119.17
  4. Step 4: Simplify right side
    98,300.25x = 5,179,434,718.59
  5. Step 5: Solve for x
    x = 5,179,434,718.59/98,300.25
  6. Step 6: Final answer
    x = 52,689.94

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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.