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Finding the Fourth Proportional to 53,549.83, 80,324.13 and 21,952.83

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Solution

The fourth proportional to 53,549.83, 80,324.13 and 21,952.83 is: 32,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,549.83 : 80,324.13 = 21,952.83 : x
  2. Step 2: Convert to fraction form
    53,549.83/80,324.13 = 21,952.83/x
  3. Step 3: Cross multiply
    53,549.83x = 80,324.13 × 21,952.83
  4. Step 4: Simplify right side
    53,549.83x = 1,763,341,970.79
  5. Step 5: Solve for x
    x = 1,763,341,970.79/53,549.83
  6. Step 6: Final answer
    x = 32,928.99

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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.