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Finding the Fourth Proportional to 32,953.88, 49,420.59 and 11,891.18

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Solution

The fourth proportional to 32,953.88, 49,420.59 and 11,891.18 is: 17,833.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,953.88 : 49,420.59 = 11,891.18 : x
  2. Step 2: Convert to fraction form
    32,953.88/49,420.59 = 11,891.18/x
  3. Step 3: Cross multiply
    32,953.88x = 49,420.59 × 11,891.18
  4. Step 4: Simplify right side
    32,953.88x = 587,668,884.29
  5. Step 5: Solve for x
    x = 587,668,884.29/32,953.88
  6. Step 6: Final answer
    x = 17,833.07

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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.