Home / 58,476.09-87,724.94-18,505.13

Finding the Fourth Proportional to 58,476.09, 87,724.94 and 18,505.13

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Solution

The fourth proportional to 58,476.09, 87,724.94 and 18,505.13 is: 27,761.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,476.09 : 87,724.94 = 18,505.13 : x
  2. Step 2: Convert to fraction form
    58,476.09/87,724.94 = 18,505.13/x
  3. Step 3: Cross multiply
    58,476.09x = 87,724.94 × 18,505.13
  4. Step 4: Simplify right side
    58,476.09x = 1,623,361,653.99
  5. Step 5: Solve for x
    x = 1,623,361,653.99/58,476.09
  6. Step 6: Final answer
    x = 27,761.12

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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.