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Finding the Fourth Proportional to 10,609.79, 14,641.83 and 6,133.14

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Solution

The fourth proportional to 10,609.79, 14,641.83 and 6,133.14 is: 8,463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,609.79 : 14,641.83 = 6,133.14 : x
  2. Step 2: Convert to fraction form
    10,609.79/14,641.83 = 6,133.14/x
  3. Step 3: Cross multiply
    10,609.79x = 14,641.83 × 6,133.14
  4. Step 4: Simplify right side
    10,609.79x = 89,800,393.25
  5. Step 5: Solve for x
    x = 89,800,393.25/10,609.79
  6. Step 6: Final answer
    x = 8,463.92

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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.