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Finding the Fourth Proportional to 101,216.93, 151,809.77 and 34,641.77

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Solution

The fourth proportional to 101,216.93, 151,809.77 and 34,641.77 is: 51,957.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,216.93 : 151,809.77 = 34,641.77 : x
  2. Step 2: Convert to fraction form
    101,216.93/151,809.77 = 34,641.77/x
  3. Step 3: Cross multiply
    101,216.93x = 151,809.77 × 34,641.77
  4. Step 4: Simplify right side
    101,216.93x = 5,258,958,203.84
  5. Step 5: Solve for x
    x = 5,258,958,203.84/101,216.93
  6. Step 6: Final answer
    x = 51,957.30

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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.