Home / 199,054.61-274,691.24-108,412.16

Finding the Fourth Proportional to 199,054.61, 274,691.24 and 108,412.16

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Solution

The fourth proportional to 199,054.61, 274,691.24 and 108,412.16 is: 149,606.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,054.61 : 274,691.24 = 108,412.16 : x
  2. Step 2: Convert to fraction form
    199,054.61/274,691.24 = 108,412.16/x
  3. Step 3: Cross multiply
    199,054.61x = 274,691.24 × 108,412.16
  4. Step 4: Simplify right side
    199,054.61x = 29,779,868,745.96
  5. Step 5: Solve for x
    x = 29,779,868,745.96/199,054.61
  6. Step 6: Final answer
    x = 149,606.53

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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.