Home / 83,236.97-124,634.02-65,043.87

Finding the Fourth Proportional to 83,236.97, 124,634.02 and 65,043.87

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Solution

The fourth proportional to 83,236.97, 124,634.02 and 65,043.87 is: 97,392.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,236.97 : 124,634.02 = 65,043.87 : x
  2. Step 2: Convert to fraction form
    83,236.97/124,634.02 = 65,043.87/x
  3. Step 3: Cross multiply
    83,236.97x = 124,634.02 × 65,043.87
  4. Step 4: Simplify right side
    83,236.97x = 8,106,678,994.46
  5. Step 5: Solve for x
    x = 8,106,678,994.46/83,236.97
  6. Step 6: Final answer
    x = 97,392.77

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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.