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Finding the Fourth Proportional to 101,332.80, 152,007.84 and 26,462.88

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Solution

The fourth proportional to 101,332.80, 152,007.84 and 26,462.88 is: 39,696.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,332.80 : 152,007.84 = 26,462.88 : x
  2. Step 2: Convert to fraction form
    101,332.80/152,007.84 = 26,462.88/x
  3. Step 3: Cross multiply
    101,332.80x = 152,007.84 × 26,462.88
  4. Step 4: Simplify right side
    101,332.80x = 4,022,565,228.98
  5. Step 5: Solve for x
    x = 4,022,565,228.98/101,332.80
  6. Step 6: Final answer
    x = 39,696.58

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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.