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Finding the Fourth Proportional to 53,100.84, 79,700.48 and 26,824.04

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Solution

The fourth proportional to 53,100.84, 79,700.48 and 26,824.04 is: 40,260.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,100.84 : 79,700.48 = 26,824.04 : x
  2. Step 2: Convert to fraction form
    53,100.84/79,700.48 = 26,824.04/x
  3. Step 3: Cross multiply
    53,100.84x = 79,700.48 × 26,824.04
  4. Step 4: Simplify right side
    53,100.84x = 2,137,888,863.54
  5. Step 5: Solve for x
    x = 2,137,888,863.54/53,100.84
  6. Step 6: Final answer
    x = 40,260.92

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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.