Home / 98,690.28-148,044.83-27,612.96

Finding the Fourth Proportional to 98,690.28, 148,044.83 and 27,612.96

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Solution

The fourth proportional to 98,690.28, 148,044.83 and 27,612.96 is: 41,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,690.28 : 148,044.83 = 27,612.96 : x
  2. Step 2: Convert to fraction form
    98,690.28/148,044.83 = 27,612.96/x
  3. Step 3: Cross multiply
    98,690.28x = 148,044.83 × 27,612.96
  4. Step 4: Simplify right side
    98,690.28x = 4,087,955,830.93
  5. Step 5: Solve for x
    x = 4,087,955,830.93/98,690.28
  6. Step 6: Final answer
    x = 41,422.07

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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.