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Finding the Fourth Proportional to 58,754.92, 81,081.86 and 31,897.44

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Solution

The fourth proportional to 58,754.92, 81,081.86 and 31,897.44 is: 44,018.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,754.92 : 81,081.86 = 31,897.44 : x
  2. Step 2: Convert to fraction form
    58,754.92/81,081.86 = 31,897.44/x
  3. Step 3: Cross multiply
    58,754.92x = 81,081.86 × 31,897.44
  4. Step 4: Simplify right side
    58,754.92x = 2,586,303,764.44
  5. Step 5: Solve for x
    x = 2,586,303,764.44/58,754.92
  6. Step 6: Final answer
    x = 44,018.51

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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.