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Finding the Fourth Proportional to 53,885.59, 80,841.44 and 16,446.31

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Solution

The fourth proportional to 53,885.59, 80,841.44 and 16,446.31 is: 24,673.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,885.59 : 80,841.44 = 16,446.31 : x
  2. Step 2: Convert to fraction form
    53,885.59/80,841.44 = 16,446.31/x
  3. Step 3: Cross multiply
    53,885.59x = 80,841.44 × 16,446.31
  4. Step 4: Simplify right side
    53,885.59x = 1,329,543,222.10
  5. Step 5: Solve for x
    x = 1,329,543,222.10/53,885.59
  6. Step 6: Final answer
    x = 24,673.45

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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.