Home / 83,738.77-125,607.87-33,818.31

Finding the Fourth Proportional to 83,738.77, 125,607.87 and 33,818.31

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Solution

The fourth proportional to 83,738.77, 125,607.87 and 33,818.31 is: 50,727.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,738.77 : 125,607.87 = 33,818.31 : x
  2. Step 2: Convert to fraction form
    83,738.77/125,607.87 = 33,818.31/x
  3. Step 3: Cross multiply
    83,738.77x = 125,607.87 × 33,818.31
  4. Step 4: Simplify right side
    83,738.77x = 4,247,845,886.10
  5. Step 5: Solve for x
    x = 4,247,845,886.10/83,738.77
  6. Step 6: Final answer
    x = 50,727.35

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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.