Home / 83,904.84-125,901.06-34,021.80

Finding the Fourth Proportional to 83,904.84, 125,901.06 and 34,021.80

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Solution

The fourth proportional to 83,904.84, 125,901.06 and 34,021.80 is: 51,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,904.84 : 125,901.06 = 34,021.80 : x
  2. Step 2: Convert to fraction form
    83,904.84/125,901.06 = 34,021.80/x
  3. Step 3: Cross multiply
    83,904.84x = 125,901.06 × 34,021.80
  4. Step 4: Simplify right side
    83,904.84x = 4,283,380,683.11
  5. Step 5: Solve for x
    x = 4,283,380,683.11/83,904.84
  6. Step 6: Final answer
    x = 51,050.46

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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.