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Finding the Fourth Proportional to 10,658.04, 15,973.80 and 6,763.56

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Solution

The fourth proportional to 10,658.04, 15,973.80 and 6,763.56 is: 10,136.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,658.04 : 15,973.80 = 6,763.56 : x
  2. Step 2: Convert to fraction form
    10,658.04/15,973.80 = 6,763.56/x
  3. Step 3: Cross multiply
    10,658.04x = 15,973.80 × 6,763.56
  4. Step 4: Simplify right side
    10,658.04x = 108,039,754.73
  5. Step 5: Solve for x
    x = 108,039,754.73/10,658.04
  6. Step 6: Final answer
    x = 10,136.93

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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.