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Finding the Fourth Proportional to 80,410.50, 110,966.58 and 46,882.98

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Solution

The fourth proportional to 80,410.50, 110,966.58 and 46,882.98 is: 64,698.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,410.50 : 110,966.58 = 46,882.98 : x
  2. Step 2: Convert to fraction form
    80,410.50/110,966.58 = 46,882.98/x
  3. Step 3: Cross multiply
    80,410.50x = 110,966.58 × 46,882.98
  4. Step 4: Simplify right side
    80,410.50x = 5,202,443,950.81
  5. Step 5: Solve for x
    x = 5,202,443,950.81/80,410.50
  6. Step 6: Final answer
    x = 64,698.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.