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Finding the Fourth Proportional to 110,944.94, 153,105.35 and 60,643.94

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Solution

The fourth proportional to 110,944.94, 153,105.35 and 60,643.94 is: 83,689.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,944.94 : 153,105.35 = 60,643.94 : x
  2. Step 2: Convert to fraction form
    110,944.94/153,105.35 = 60,643.94/x
  3. Step 3: Cross multiply
    110,944.94x = 153,105.35 × 60,643.94
  4. Step 4: Simplify right side
    110,944.94x = 9,284,910,590.33
  5. Step 5: Solve for x
    x = 9,284,910,590.33/110,944.94
  6. Step 6: Final answer
    x = 83,689.36

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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.