Home / 154,815.68-232,256.32-49,708.46

Finding the Fourth Proportional to 154,815.68, 232,256.32 and 49,708.46

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Solution

The fourth proportional to 154,815.68, 232,256.32 and 49,708.46 is: 74,573.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,815.68 : 232,256.32 = 49,708.46 : x
  2. Step 2: Convert to fraction form
    154,815.68/232,256.32 = 49,708.46/x
  3. Step 3: Cross multiply
    154,815.68x = 232,256.32 × 49,708.46
  4. Step 4: Simplify right side
    154,815.68x = 11,545,103,992.47
  5. Step 5: Solve for x
    x = 11,545,103,992.47/154,815.68
  6. Step 6: Final answer
    x = 74,573.22

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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.