Home / 65,558.08-90,469.92-37,263.70

Finding the Fourth Proportional to 65,558.08, 90,469.92 and 37,263.70

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Solution

The fourth proportional to 65,558.08, 90,469.92 and 37,263.70 is: 51,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,558.08 : 90,469.92 = 37,263.70 : x
  2. Step 2: Convert to fraction form
    65,558.08/90,469.92 = 37,263.70/x
  3. Step 3: Cross multiply
    65,558.08x = 90,469.92 × 37,263.70
  4. Step 4: Simplify right side
    65,558.08x = 3,371,243,957.90
  5. Step 5: Solve for x
    x = 3,371,243,957.90/65,558.08
  6. Step 6: Final answer
    x = 51,423.78

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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.