Home / 66,529.52-99,707.84-27,040.64

Finding the Fourth Proportional to 66,529.52, 99,707.84 and 27,040.64

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Solution

The fourth proportional to 66,529.52, 99,707.84 and 27,040.64 is: 40,525.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529.52 : 99,707.84 = 27,040.64 : x
  2. Step 2: Convert to fraction form
    66,529.52/99,707.84 = 27,040.64/x
  3. Step 3: Cross multiply
    66,529.52x = 99,707.84 × 27,040.64
  4. Step 4: Simplify right side
    66,529.52x = 2,696,163,806.62
  5. Step 5: Solve for x
    x = 2,696,163,806.62/66,529.52
  6. Step 6: Final answer
    x = 40,525.83

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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.