Home / 198,619.06-297,937.68-65,510.94

Finding the Fourth Proportional to 198,619.06, 297,937.68 and 65,510.94

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Solution

The fourth proportional to 198,619.06, 297,937.68 and 65,510.94 is: 98,269.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,619.06 : 297,937.68 = 65,510.94 : x
  2. Step 2: Convert to fraction form
    198,619.06/297,937.68 = 65,510.94/x
  3. Step 3: Cross multiply
    198,619.06x = 297,937.68 × 65,510.94
  4. Step 4: Simplify right side
    198,619.06x = 19,518,177,478.22
  5. Step 5: Solve for x
    x = 19,518,177,478.22/198,619.06
  6. Step 6: Final answer
    x = 98,269.41

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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.