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Finding the Fourth Proportional to 103,151.52, 154,749.96 and 33,037.92

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Solution

The fourth proportional to 103,151.52, 154,749.96 and 33,037.92 is: 49,564.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,151.52 : 154,749.96 = 33,037.92 : x
  2. Step 2: Convert to fraction form
    103,151.52/154,749.96 = 33,037.92/x
  3. Step 3: Cross multiply
    103,151.52x = 154,749.96 × 33,037.92
  4. Step 4: Simplify right side
    103,151.52x = 5,112,616,798.48
  5. Step 5: Solve for x
    x = 5,112,616,798.48/103,151.52
  6. Step 6: Final answer
    x = 49,564.14

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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.