Home / 68,306.69-94,289.20-51,360.14

Finding the Fourth Proportional to 68,306.69, 94,289.20 and 51,360.14

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Solution

The fourth proportional to 68,306.69, 94,289.20 and 51,360.14 is: 70,896.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,306.69 : 94,289.20 = 51,360.14 : x
  2. Step 2: Convert to fraction form
    68,306.69/94,289.20 = 51,360.14/x
  3. Step 3: Cross multiply
    68,306.69x = 94,289.20 × 51,360.14
  4. Step 4: Simplify right side
    68,306.69x = 4,842,706,619.81
  5. Step 5: Solve for x
    x = 4,842,706,619.81/68,306.69
  6. Step 6: Final answer
    x = 70,896.52

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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.