Home / 121,204.16-181,833.78-36,971.86

Finding the Fourth Proportional to 121,204.16, 181,833.78 and 36,971.86

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Solution

The fourth proportional to 121,204.16, 181,833.78 and 36,971.86 is: 55,466.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,204.16 : 181,833.78 = 36,971.86 : x
  2. Step 2: Convert to fraction form
    121,204.16/181,833.78 = 36,971.86/x
  3. Step 3: Cross multiply
    121,204.16x = 181,833.78 × 36,971.86
  4. Step 4: Simplify right side
    121,204.16x = 6,722,733,057.43
  5. Step 5: Solve for x
    x = 6,722,733,057.43/121,204.16
  6. Step 6: Final answer
    x = 55,466.19

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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.