Home / 64,669.28-89,230.22-37,806.58

Finding the Fourth Proportional to 64,669.28, 89,230.22 and 37,806.58

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Solution

The fourth proportional to 64,669.28, 89,230.22 and 37,806.58 is: 52,165.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,669.28 : 89,230.22 = 37,806.58 : x
  2. Step 2: Convert to fraction form
    64,669.28/89,230.22 = 37,806.58/x
  3. Step 3: Cross multiply
    64,669.28x = 89,230.22 × 37,806.58
  4. Step 4: Simplify right side
    64,669.28x = 3,373,488,815.66
  5. Step 5: Solve for x
    x = 3,373,488,815.66/64,669.28
  6. Step 6: Final answer
    x = 52,165.24

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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.