Home / 84,523.83-126,849.99-31,266.20

Finding the Fourth Proportional to 84,523.83, 126,849.99 and 31,266.20

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Solution

The fourth proportional to 84,523.83, 126,849.99 and 31,266.20 is: 46,923.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,523.83 : 126,849.99 = 31,266.20 : x
  2. Step 2: Convert to fraction form
    84,523.83/126,849.99 = 31,266.20/x
  3. Step 3: Cross multiply
    84,523.83x = 126,849.99 × 31,266.20
  4. Step 4: Simplify right side
    84,523.83x = 3,966,116,523.09
  5. Step 5: Solve for x
    x = 3,966,116,523.09/84,523.83
  6. Step 6: Final answer
    x = 46,923.06

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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.