Home / 83,131.06-124,678.77-23,955.70

Finding the Fourth Proportional to 83,131.06, 124,678.77 and 23,955.70

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Solution

The fourth proportional to 83,131.06, 124,678.77 and 23,955.70 is: 35,928.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,131.06 : 124,678.77 = 23,955.70 : x
  2. Step 2: Convert to fraction form
    83,131.06/124,678.77 = 23,955.70/x
  3. Step 3: Cross multiply
    83,131.06x = 124,678.77 × 23,955.70
  4. Step 4: Simplify right side
    83,131.06x = 2,986,767,210.49
  5. Step 5: Solve for x
    x = 2,986,767,210.49/83,131.06
  6. Step 6: Final answer
    x = 35,928.41

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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.