Home / 84,834.05-127,222.82-34,220.01

Finding the Fourth Proportional to 84,834.05, 127,222.82 and 34,220.01

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Solution

The fourth proportional to 84,834.05, 127,222.82 and 34,220.01 is: 51,318.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,834.05 : 127,222.82 = 34,220.01 : x
  2. Step 2: Convert to fraction form
    84,834.05/127,222.82 = 34,220.01/x
  3. Step 3: Cross multiply
    84,834.05x = 127,222.82 × 34,220.01
  4. Step 4: Simplify right side
    84,834.05x = 4,353,566,001.53
  5. Step 5: Solve for x
    x = 4,353,566,001.53/84,834.05
  6. Step 6: Final answer
    x = 51,318.62

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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.