Home / 84,207.98-126,351.36-36,816.93

Finding the Fourth Proportional to 84,207.98, 126,351.36 and 36,816.93

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Solution

The fourth proportional to 84,207.98, 126,351.36 and 36,816.93 is: 55,242.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,207.98 : 126,351.36 = 36,816.93 : x
  2. Step 2: Convert to fraction form
    84,207.98/126,351.36 = 36,816.93/x
  3. Step 3: Cross multiply
    84,207.98x = 126,351.36 × 36,816.93
  4. Step 4: Simplify right side
    84,207.98x = 4,651,869,176.52
  5. Step 5: Solve for x
    x = 4,651,869,176.52/84,207.98
  6. Step 6: Final answer
    x = 55,242.62

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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.