Home / 84,499.13-116,634.78-48,713.06

Finding the Fourth Proportional to 84,499.13, 116,634.78 and 48,713.06

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Solution

The fourth proportional to 84,499.13, 116,634.78 and 48,713.06 is: 67,239.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,499.13 : 116,634.78 = 48,713.06 : x
  2. Step 2: Convert to fraction form
    84,499.13/116,634.78 = 48,713.06/x
  3. Step 3: Cross multiply
    84,499.13x = 116,634.78 × 48,713.06
  4. Step 4: Simplify right side
    84,499.13x = 5,681,636,453.05
  5. Step 5: Solve for x
    x = 5,681,636,453.05/84,499.13
  6. Step 6: Final answer
    x = 67,239.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.