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Finding the Fourth Proportional to 58,764.58, 81,094.62 and 31,906.56

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Solution

The fourth proportional to 58,764.58, 81,094.62 and 31,906.56 is: 44,030.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,764.58 : 81,094.62 = 31,906.56 : x
  2. Step 2: Convert to fraction form
    58,764.58/81,094.62 = 31,906.56/x
  3. Step 3: Cross multiply
    58,764.58x = 81,094.62 × 31,906.56
  4. Step 4: Simplify right side
    58,764.58x = 2,587,450,358.71
  5. Step 5: Solve for x
    x = 2,587,450,358.71/58,764.58
  6. Step 6: Final answer
    x = 44,030.78

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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.