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Finding the Fourth Proportional to 6,079.69, 9,114.86 and 5,461.53

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Solution

The fourth proportional to 6,079.69, 9,114.86 and 5,461.53 is: 8,188.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.69 : 9,114.86 = 5,461.53 : x
  2. Step 2: Convert to fraction form
    6,079.69/9,114.86 = 5,461.53/x
  3. Step 3: Cross multiply
    6,079.69x = 9,114.86 × 5,461.53
  4. Step 4: Simplify right side
    6,079.69x = 49,781,060.81
  5. Step 5: Solve for x
    x = 49,781,060.81/6,079.69
  6. Step 6: Final answer
    x = 8,188.09

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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.