Home / 292,440.96-403,565.04-165,121.92

Finding the Fourth Proportional to 292,440.96, 403,565.04 and 165,121.92

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Solution

The fourth proportional to 292,440.96, 403,565.04 and 165,121.92 is: 227,866.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,440.96 : 403,565.04 = 165,121.92 : x
  2. Step 2: Convert to fraction form
    292,440.96/403,565.04 = 165,121.92/x
  3. Step 3: Cross multiply
    292,440.96x = 403,565.04 × 165,121.92
  4. Step 4: Simplify right side
    292,440.96x = 66,637,434,249.68
  5. Step 5: Solve for x
    x = 66,637,434,249.68/292,440.96
  6. Step 6: Final answer
    x = 227,866.28

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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.