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Finding the Fourth Proportional to 58,558.92, 80,848.64 and 38,451.52

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Solution

The fourth proportional to 58,558.92, 80,848.64 and 38,451.52 is: 53,087.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,558.92 : 80,848.64 = 38,451.52 : x
  2. Step 2: Convert to fraction form
    58,558.92/80,848.64 = 38,451.52/x
  3. Step 3: Cross multiply
    58,558.92x = 80,848.64 × 38,451.52
  4. Step 4: Simplify right side
    58,558.92x = 3,108,753,097.93
  5. Step 5: Solve for x
    x = 3,108,753,097.93/58,558.92
  6. Step 6: Final answer
    x = 53,087.61

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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.