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Finding the Fourth Proportional to 9,387.83, 12,950.01 and 6,026.87

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Solution

The fourth proportional to 9,387.83, 12,950.01 and 6,026.87 is: 8,313.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,387.83 : 12,950.01 = 6,026.87 : x
  2. Step 2: Convert to fraction form
    9,387.83/12,950.01 = 6,026.87/x
  3. Step 3: Cross multiply
    9,387.83x = 12,950.01 × 6,026.87
  4. Step 4: Simplify right side
    9,387.83x = 78,048,059.14
  5. Step 5: Solve for x
    x = 78,048,059.14/9,387.83
  6. Step 6: Final answer
    x = 8,313.75

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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.