Home / 198,707.28-298,097.46-65,596.74

Finding the Fourth Proportional to 198,707.28, 298,097.46 and 65,596.74

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Solution

The fourth proportional to 198,707.28, 298,097.46 and 65,596.74 is: 98,407.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,707.28 : 298,097.46 = 65,596.74 : x
  2. Step 2: Convert to fraction form
    198,707.28/298,097.46 = 65,596.74/x
  3. Step 3: Cross multiply
    198,707.28x = 298,097.46 × 65,596.74
  4. Step 4: Simplify right side
    198,707.28x = 19,554,221,578.28
  5. Step 5: Solve for x
    x = 19,554,221,578.28/198,707.28
  6. Step 6: Final answer
    x = 98,407.17

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1.5x scale

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.