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Finding the Fourth Proportional to 52,996.87, 79,495.76 and 15,557.56

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Solution

The fourth proportional to 52,996.87, 79,495.76 and 15,557.56 is: 23,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,996.87 : 79,495.76 = 15,557.56 : x
  2. Step 2: Convert to fraction form
    52,996.87/79,495.76 = 15,557.56/x
  3. Step 3: Cross multiply
    52,996.87x = 79,495.76 × 15,557.56
  4. Step 4: Simplify right side
    52,996.87x = 1,236,760,055.95
  5. Step 5: Solve for x
    x = 1,236,760,055.95/52,996.87
  6. Step 6: Final answer
    x = 23,336.47

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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.