Home / 68,206.81-94,125.54-39,532.00

Finding the Fourth Proportional to 68,206.81, 94,125.54 and 39,532.00

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Solution

The fourth proportional to 68,206.81, 94,125.54 and 39,532.00 is: 54,554.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,206.81 : 94,125.54 = 39,532.00 : x
  2. Step 2: Convert to fraction form
    68,206.81/94,125.54 = 39,532.00/x
  3. Step 3: Cross multiply
    68,206.81x = 94,125.54 × 39,532.00
  4. Step 4: Simplify right side
    68,206.81x = 3,720,970,936.70
  5. Step 5: Solve for x
    x = 3,720,970,936.70/68,206.81
  6. Step 6: Final answer
    x = 54,554.24

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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.