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Finding the Fourth Proportional to 101,695.80, 152,527.38 and 27,806.52

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Solution

The fourth proportional to 101,695.80, 152,527.38 and 27,806.52 is: 41,705.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,695.80 : 152,527.38 = 27,806.52 : x
  2. Step 2: Convert to fraction form
    101,695.80/152,527.38 = 27,806.52/x
  3. Step 3: Cross multiply
    101,695.80x = 152,527.38 × 27,806.52
  4. Step 4: Simplify right side
    101,695.80x = 4,241,255,642.52
  5. Step 5: Solve for x
    x = 4,241,255,642.52/101,695.80
  6. Step 6: Final answer
    x = 41,705.32

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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.