Home / 55,874.07-77,113.26-34,656.57

Finding the Fourth Proportional to 55,874.07, 77,113.26 and 34,656.57

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Solution

The fourth proportional to 55,874.07, 77,113.26 and 34,656.57 is: 47,830.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,874.07 : 77,113.26 = 34,656.57 : x
  2. Step 2: Convert to fraction form
    55,874.07/77,113.26 = 34,656.57/x
  3. Step 3: Cross multiply
    55,874.07x = 77,113.26 × 34,656.57
  4. Step 4: Simplify right side
    55,874.07x = 2,672,481,093.12
  5. Step 5: Solve for x
    x = 2,672,481,093.12/55,874.07
  6. Step 6: Final answer
    x = 47,830.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.