Home / 154,411.22-231,614.40-49,229.48

Finding the Fourth Proportional to 154,411.22, 231,614.40 and 49,229.48

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Solution

The fourth proportional to 154,411.22, 231,614.40 and 49,229.48 is: 73,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,411.22 : 231,614.40 = 49,229.48 : x
  2. Step 2: Convert to fraction form
    154,411.22/231,614.40 = 49,229.48/x
  3. Step 3: Cross multiply
    154,411.22x = 231,614.40 × 49,229.48
  4. Step 4: Simplify right side
    154,411.22x = 11,402,256,472.51
  5. Step 5: Solve for x
    x = 11,402,256,472.51/154,411.22
  6. Step 6: Final answer
    x = 73,843.45

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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.