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Finding the Fourth Proportional to 101,636.92, 152,595.02 and 51,750.53

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Solution

The fourth proportional to 101,636.92, 152,595.02 and 51,750.53 is: 77,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,636.92 : 152,595.02 = 51,750.53 : x
  2. Step 2: Convert to fraction form
    101,636.92/152,595.02 = 51,750.53/x
  3. Step 3: Cross multiply
    101,636.92x = 152,595.02 × 51,750.53
  4. Step 4: Simplify right side
    101,636.92x = 7,896,873,160.36
  5. Step 5: Solve for x
    x = 7,896,873,160.36/101,636.92
  6. Step 6: Final answer
    x = 77,696.90

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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.