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Finding the Fourth Proportional to 53,204.92, 79,830.89 and 27,898.39

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Solution

The fourth proportional to 53,204.92, 79,830.89 and 27,898.39 is: 41,859.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,204.92 : 79,830.89 = 27,898.39 : x
  2. Step 2: Convert to fraction form
    53,204.92/79,830.89 = 27,898.39/x
  3. Step 3: Cross multiply
    53,204.92x = 79,830.89 × 27,898.39
  4. Step 4: Simplify right side
    53,204.92x = 2,227,153,303.27
  5. Step 5: Solve for x
    x = 2,227,153,303.27/53,204.92
  6. Step 6: Final answer
    x = 41,859.91

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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.