Home / 83,153.39-124,728.31-26,993.41

Finding the Fourth Proportional to 83,153.39, 124,728.31 and 26,993.41

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Solution

The fourth proportional to 83,153.39, 124,728.31 and 26,993.41 is: 40,489.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,153.39 : 124,728.31 = 26,993.41 : x
  2. Step 2: Convert to fraction form
    83,153.39/124,728.31 = 26,993.41/x
  3. Step 3: Cross multiply
    83,153.39x = 124,728.31 × 26,993.41
  4. Step 4: Simplify right side
    83,153.39x = 3,366,842,239.04
  5. Step 5: Solve for x
    x = 3,366,842,239.04/83,153.39
  6. Step 6: Final answer
    x = 40,489.54

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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.