Home / 47,034.78-70,552.53-11,974.38

Finding the Fourth Proportional to 47,034.78, 70,552.53 and 11,974.38

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Solution

The fourth proportional to 47,034.78, 70,552.53 and 11,974.38 is: 17,961.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,034.78 : 70,552.53 = 11,974.38 : x
  2. Step 2: Convert to fraction form
    47,034.78/70,552.53 = 11,974.38/x
  3. Step 3: Cross multiply
    47,034.78x = 70,552.53 × 11,974.38
  4. Step 4: Simplify right side
    47,034.78x = 844,822,804.18
  5. Step 5: Solve for x
    x = 844,822,804.18/47,034.78
  6. Step 6: Final answer
    x = 17,961.66

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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.