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Finding the Fourth Proportional to 8,959.71, 13,441.58 and 3,036.26

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Solution

The fourth proportional to 8,959.71, 13,441.58 and 3,036.26 is: 4,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,959.71 : 13,441.58 = 3,036.26 : x
  2. Step 2: Convert to fraction form
    8,959.71/13,441.58 = 3,036.26/x
  3. Step 3: Cross multiply
    8,959.71x = 13,441.58 × 3,036.26
  4. Step 4: Simplify right side
    8,959.71x = 40,812,131.69
  5. Step 5: Solve for x
    x = 40,812,131.69/8,959.71
  6. Step 6: Final answer
    x = 4,555.07

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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.