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Finding the Fourth Proportional to 95,833.86, 143,591.88 and 58,280.34

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Solution

The fourth proportional to 95,833.86, 143,591.88 and 58,280.34 is: 87,323.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,833.86 : 143,591.88 = 58,280.34 : x
  2. Step 2: Convert to fraction form
    95,833.86/143,591.88 = 58,280.34/x
  3. Step 3: Cross multiply
    95,833.86x = 143,591.88 × 58,280.34
  4. Step 4: Simplify right side
    95,833.86x = 8,368,583,587.64
  5. Step 5: Solve for x
    x = 8,368,583,587.64/95,833.86
  6. Step 6: Final answer
    x = 87,323.87

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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.