Home / 102,618.73-141,588.84-60,169.06

Finding the Fourth Proportional to 102,618.73, 141,588.84 and 60,169.06

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Solution

The fourth proportional to 102,618.73, 141,588.84 and 60,169.06 is: 83,018.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,618.73 : 141,588.84 = 60,169.06 : x
  2. Step 2: Convert to fraction form
    102,618.73/141,588.84 = 60,169.06/x
  3. Step 3: Cross multiply
    102,618.73x = 141,588.84 × 60,169.06
  4. Step 4: Simplify right side
    102,618.73x = 8,519,267,409.29
  5. Step 5: Solve for x
    x = 8,519,267,409.29/102,618.73
  6. Step 6: Final answer
    x = 83,018.64

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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.