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Finding the Fourth Proportional to 32,946.84, 45,454.81 and 18,791.49

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Solution

The fourth proportional to 32,946.84, 45,454.81 and 18,791.49 is: 25,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,946.84 : 45,454.81 = 18,791.49 : x
  2. Step 2: Convert to fraction form
    32,946.84/45,454.81 = 18,791.49/x
  3. Step 3: Cross multiply
    32,946.84x = 45,454.81 × 18,791.49
  4. Step 4: Simplify right side
    32,946.84x = 854,163,607.57
  5. Step 5: Solve for x
    x = 854,163,607.57/32,946.84
  6. Step 6: Final answer
    x = 25,925.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.