Home / 58,438.32-87,591.68-28,793.36

Finding the Fourth Proportional to 58,438.32, 87,591.68 and 28,793.36

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Solution

The fourth proportional to 58,438.32, 87,591.68 and 28,793.36 is: 43,157.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,438.32 : 87,591.68 = 28,793.36 : x
  2. Step 2: Convert to fraction form
    58,438.32/87,591.68 = 28,793.36/x
  3. Step 3: Cross multiply
    58,438.32x = 87,591.68 × 28,793.36
  4. Step 4: Simplify right side
    58,438.32x = 2,522,058,775.24
  5. Step 5: Solve for x
    x = 2,522,058,775.24/58,438.32
  6. Step 6: Final answer
    x = 43,157.62

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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.