Home / 40,487.55-55,861.61-26,147.99

Finding the Fourth Proportional to 40,487.55, 55,861.61 and 26,147.99

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Solution

The fourth proportional to 40,487.55, 55,861.61 and 26,147.99 is: 36,076.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,487.55 : 55,861.61 = 26,147.99 : x
  2. Step 2: Convert to fraction form
    40,487.55/55,861.61 = 26,147.99/x
  3. Step 3: Cross multiply
    40,487.55x = 55,861.61 × 26,147.99
  4. Step 4: Simplify right side
    40,487.55x = 1,460,668,631.09
  5. Step 5: Solve for x
    x = 1,460,668,631.09/40,487.55
  6. Step 6: Final answer
    x = 36,076.98

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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.