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Finding the Fourth Proportional to 53,803.98, 74,251.89 and 44,836.47

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Solution

The fourth proportional to 53,803.98, 74,251.89 and 44,836.47 is: 61,876.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,803.98 : 74,251.89 = 44,836.47 : x
  2. Step 2: Convert to fraction form
    53,803.98/74,251.89 = 44,836.47/x
  3. Step 3: Cross multiply
    53,803.98x = 74,251.89 × 44,836.47
  4. Step 4: Simplify right side
    53,803.98x = 3,329,192,638.43
  5. Step 5: Solve for x
    x = 3,329,192,638.43/53,803.98
  6. Step 6: Final answer
    x = 61,876.33

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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.