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Finding the Fourth Proportional to 52,709.96, 79,096.13 and 19,453.19

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Solution

The fourth proportional to 52,709.96, 79,096.13 and 19,453.19 is: 29,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,709.96 : 79,096.13 = 19,453.19 : x
  2. Step 2: Convert to fraction form
    52,709.96/79,096.13 = 19,453.19/x
  3. Step 3: Cross multiply
    52,709.96x = 79,096.13 × 19,453.19
  4. Step 4: Simplify right side
    52,709.96x = 1,538,671,552.41
  5. Step 5: Solve for x
    x = 1,538,671,552.41/52,709.96
  6. Step 6: Final answer
    x = 29,191.29

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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.