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Finding the Fourth Proportional to 58,580.40, 87,928.92 and 32,297.52

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Solution

The fourth proportional to 58,580.40, 87,928.92 and 32,297.52 is: 48,478.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,580.40 : 87,928.92 = 32,297.52 : x
  2. Step 2: Convert to fraction form
    58,580.40/87,928.92 = 32,297.52/x
  3. Step 3: Cross multiply
    58,580.40x = 87,928.92 × 32,297.52
  4. Step 4: Simplify right side
    58,580.40x = 2,839,886,052.28
  5. Step 5: Solve for x
    x = 2,839,886,052.28/58,580.40
  6. Step 6: Final answer
    x = 48,478.43

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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.