Home / 228,146.58-314,747.15-131,327.27

Finding the Fourth Proportional to 228,146.58, 314,747.15 and 131,327.27

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Solution

The fourth proportional to 228,146.58, 314,747.15 and 131,327.27 is: 181,176.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,146.58 : 314,747.15 = 131,327.27 : x
  2. Step 2: Convert to fraction form
    228,146.58/314,747.15 = 131,327.27/x
  3. Step 3: Cross multiply
    228,146.58x = 314,747.15 × 131,327.27
  4. Step 4: Simplify right side
    228,146.58x = 41,334,884,032.10
  5. Step 5: Solve for x
    x = 41,334,884,032.10/228,146.58
  6. Step 6: Final answer
    x = 181,176.87

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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.