Home / 68,444.02-102,665.61-27,917.38

Finding the Fourth Proportional to 68,444.02, 102,665.61 and 27,917.38

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Solution

The fourth proportional to 68,444.02, 102,665.61 and 27,917.38 is: 41,875.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,444.02 : 102,665.61 = 27,917.38 : x
  2. Step 2: Convert to fraction form
    68,444.02/102,665.61 = 27,917.38/x
  3. Step 3: Cross multiply
    68,444.02x = 102,665.61 × 27,917.38
  4. Step 4: Simplify right side
    68,444.02x = 2,866,154,398.14
  5. Step 5: Solve for x
    x = 2,866,154,398.14/68,444.02
  6. Step 6: Final answer
    x = 41,875.89

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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.