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Finding the Fourth Proportional to 33,368.52, 50,055.90 and 12,307.71

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Solution

The fourth proportional to 33,368.52, 50,055.90 and 12,307.71 is: 18,462.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,368.52 : 50,055.90 = 12,307.71 : x
  2. Step 2: Convert to fraction form
    33,368.52/50,055.90 = 12,307.71/x
  3. Step 3: Cross multiply
    33,368.52x = 50,055.90 × 12,307.71
  4. Step 4: Simplify right side
    33,368.52x = 616,073,500.99
  5. Step 5: Solve for x
    x = 616,073,500.99/33,368.52
  6. Step 6: Final answer
    x = 18,462.72

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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.