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Finding the Fourth Proportional to 8,544.81, 12,801.81 and 8,030.16

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Solution

The fourth proportional to 8,544.81, 12,801.81 and 8,030.16 is: 12,030.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.81 : 12,801.81 = 8,030.16 : x
  2. Step 2: Convert to fraction form
    8,544.81/12,801.81 = 8,030.16/x
  3. Step 3: Cross multiply
    8,544.81x = 12,801.81 × 8,030.16
  4. Step 4: Simplify right side
    8,544.81x = 102,800,582.59
  5. Step 5: Solve for x
    x = 102,800,582.59/8,544.81
  6. Step 6: Final answer
    x = 12,030.76

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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.