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Finding the Fourth Proportional to 47,282.80, 70,924.20 and 32,537.20

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Solution

The fourth proportional to 47,282.80, 70,924.20 and 32,537.20 is: 48,805.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,282.80 : 70,924.20 = 32,537.20 : x
  2. Step 2: Convert to fraction form
    47,282.80/70,924.20 = 32,537.20/x
  3. Step 3: Cross multiply
    47,282.80x = 70,924.20 × 32,537.20
  4. Step 4: Simplify right side
    47,282.80x = 2,307,674,880.24
  5. Step 5: Solve for x
    x = 2,307,674,880.24/47,282.80
  6. Step 6: Final answer
    x = 48,805.80

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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.