Home / 68,588.16-102,901.74-21,844.68

Finding the Fourth Proportional to 68,588.16, 102,901.74 and 21,844.68

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Solution

The fourth proportional to 68,588.16, 102,901.74 and 21,844.68 is: 32,773.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,588.16 : 102,901.74 = 21,844.68 : x
  2. Step 2: Convert to fraction form
    68,588.16/102,901.74 = 21,844.68/x
  3. Step 3: Cross multiply
    68,588.16x = 102,901.74 × 21,844.68
  4. Step 4: Simplify right side
    68,588.16x = 2,247,855,581.74
  5. Step 5: Solve for x
    x = 2,247,855,581.74/68,588.16
  6. Step 6: Final answer
    x = 32,773.23

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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.