Home / 91,518.93-137,246.21-27,457.97

Finding the Fourth Proportional to 91,518.93, 137,246.21 and 27,457.97

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Solution

The fourth proportional to 91,518.93, 137,246.21 and 27,457.97 is: 41,177.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,518.93 : 137,246.21 = 27,457.97 : x
  2. Step 2: Convert to fraction form
    91,518.93/137,246.21 = 27,457.97/x
  3. Step 3: Cross multiply
    91,518.93x = 137,246.21 × 27,457.97
  4. Step 4: Simplify right side
    91,518.93x = 3,768,501,493.27
  5. Step 5: Solve for x
    x = 3,768,501,493.27/91,518.93
  6. Step 6: Final answer
    x = 41,177.29

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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.