Home / 98,896.20-148,344.27-65,681.11

Finding the Fourth Proportional to 98,896.20, 148,344.27 and 65,681.11

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Solution

The fourth proportional to 98,896.20, 148,344.27 and 65,681.11 is: 98,521.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,896.20 : 148,344.27 = 65,681.11 : x
  2. Step 2: Convert to fraction form
    98,896.20/148,344.27 = 65,681.11/x
  3. Step 3: Cross multiply
    98,896.20x = 148,344.27 × 65,681.11
  4. Step 4: Simplify right side
    98,896.20x = 9,743,416,315.74
  5. Step 5: Solve for x
    x = 9,743,416,315.74/98,896.20
  6. Step 6: Final answer
    x = 98,521.65

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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.