Home / 57,976.00-86,962.76-15,856.08

Finding the Fourth Proportional to 57,976.00, 86,962.76 and 15,856.08

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Solution

The fourth proportional to 57,976.00, 86,962.76 and 15,856.08 is: 23,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,976.00 : 86,962.76 = 15,856.08 : x
  2. Step 2: Convert to fraction form
    57,976.00/86,962.76 = 15,856.08/x
  3. Step 3: Cross multiply
    57,976.00x = 86,962.76 × 15,856.08
  4. Step 4: Simplify right side
    57,976.00x = 1,378,888,500.52
  5. Step 5: Solve for x
    x = 1,378,888,500.52/57,976.00
  6. Step 6: Final answer
    x = 23,783.78

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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.