Home / 40,824.70-61,242.63-14,523.10

Finding the Fourth Proportional to 40,824.70, 61,242.63 and 14,523.10

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Solution

The fourth proportional to 40,824.70, 61,242.63 and 14,523.10 is: 21,786.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,824.70 : 61,242.63 = 14,523.10 : x
  2. Step 2: Convert to fraction form
    40,824.70/61,242.63 = 14,523.10/x
  3. Step 3: Cross multiply
    40,824.70x = 61,242.63 × 14,523.10
  4. Step 4: Simplify right side
    40,824.70x = 889,432,839.75
  5. Step 5: Solve for x
    x = 889,432,839.75/40,824.70
  6. Step 6: Final answer
    x = 21,786.64

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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.