Home / 64,621.08-96,930.74-22,500.36

Finding the Fourth Proportional to 64,621.08, 96,930.74 and 22,500.36

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Solution

The fourth proportional to 64,621.08, 96,930.74 and 22,500.36 is: 33,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,621.08 : 96,930.74 = 22,500.36 : x
  2. Step 2: Convert to fraction form
    64,621.08/96,930.74 = 22,500.36/x
  3. Step 3: Cross multiply
    64,621.08x = 96,930.74 × 22,500.36
  4. Step 4: Simplify right side
    64,621.08x = 2,180,976,432.56
  5. Step 5: Solve for x
    x = 2,180,976,432.56/64,621.08
  6. Step 6: Final answer
    x = 33,750.23

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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.