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Finding the Fourth Proportional to 101,646.36, 152,458 and 26,772.37

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Solution

The fourth proportional to 101,646.36, 152,458 and 26,772.37 is: 40,155.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,646.36 : 152,458 = 26,772.37 : x
  2. Step 2: Convert to fraction form
    101,646.36/152,458 = 26,772.37/x
  3. Step 3: Cross multiply
    101,646.36x = 152,458 × 26,772.37
  4. Step 4: Simplify right side
    101,646.36x = 4,081,661,985.46
  5. Step 5: Solve for x
    x = 4,081,661,985.46/101,646.36
  6. Step 6: Final answer
    x = 40,155.52

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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.