Home / 68,784.51-94,882.40-43,250.45

Finding the Fourth Proportional to 68,784.51, 94,882.40 and 43,250.45

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Solution

The fourth proportional to 68,784.51, 94,882.40 and 43,250.45 is: 59,660.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,784.51 : 94,882.40 = 43,250.45 : x
  2. Step 2: Convert to fraction form
    68,784.51/94,882.40 = 43,250.45/x
  3. Step 3: Cross multiply
    68,784.51x = 94,882.40 × 43,250.45
  4. Step 4: Simplify right side
    68,784.51x = 4,103,706,022.67
  5. Step 5: Solve for x
    x = 4,103,706,022.67/68,784.51
  6. Step 6: Final answer
    x = 59,660.33

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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.