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Finding the Fourth Proportional to 6,681.60, 10,003.80 and 5,033.04

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Solution

The fourth proportional to 6,681.60, 10,003.80 and 5,033.04 is: 7,535.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,681.60 : 10,003.80 = 5,033.04 : x
  2. Step 2: Convert to fraction form
    6,681.60/10,003.80 = 5,033.04/x
  3. Step 3: Cross multiply
    6,681.60x = 10,003.80 × 5,033.04
  4. Step 4: Simplify right side
    6,681.60x = 50,349,525.55
  5. Step 5: Solve for x
    x = 50,349,525.55/6,681.60
  6. Step 6: Final answer
    x = 7,535.55

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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.