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Finding the Fourth Proportional to 73,366.98, 110,050.47 and 20,776.92

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Solution

The fourth proportional to 73,366.98, 110,050.47 and 20,776.92 is: 31,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,366.98 : 110,050.47 = 20,776.92 : x
  2. Step 2: Convert to fraction form
    73,366.98/110,050.47 = 20,776.92/x
  3. Step 3: Cross multiply
    73,366.98x = 110,050.47 × 20,776.92
  4. Step 4: Simplify right side
    73,366.98x = 2,286,509,811.15
  5. Step 5: Solve for x
    x = 2,286,509,811.15/73,366.98
  6. Step 6: Final answer
    x = 31,165.38

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1.5x scale

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.