Home / 157,942.05-236,925.51-52,761.39

Finding the Fourth Proportional to 157,942.05, 236,925.51 and 52,761.39

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Solution

The fourth proportional to 157,942.05, 236,925.51 and 52,761.39 is: 79,146.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,942.05 : 236,925.51 = 52,761.39 : x
  2. Step 2: Convert to fraction form
    157,942.05/236,925.51 = 52,761.39/x
  3. Step 3: Cross multiply
    157,942.05x = 236,925.51 × 52,761.39
  4. Step 4: Simplify right side
    157,942.05x = 12,500,519,234.06
  5. Step 5: Solve for x
    x = 12,500,519,234.06/157,942.05
  6. Step 6: Final answer
    x = 79,146.24

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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.