Home / 68,623.16-102,875.49-26,532.72

Finding the Fourth Proportional to 68,623.16, 102,875.49 and 26,532.72

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Solution

The fourth proportional to 68,623.16, 102,875.49 and 26,532.72 is: 39,776.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,623.16 : 102,875.49 = 26,532.72 : x
  2. Step 2: Convert to fraction form
    68,623.16/102,875.49 = 26,532.72/x
  3. Step 3: Cross multiply
    68,623.16x = 102,875.49 × 26,532.72
  4. Step 4: Simplify right side
    68,623.16x = 2,729,566,571.03
  5. Step 5: Solve for x
    x = 2,729,566,571.03/68,623.16
  6. Step 6: Final answer
    x = 39,776.17

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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.