Home / 40,661.76-60,977.56-14,000.30

Finding the Fourth Proportional to 40,661.76, 60,977.56 and 14,000.30

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Solution

The fourth proportional to 40,661.76, 60,977.56 and 14,000.30 is: 20,995.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,661.76 : 60,977.56 = 14,000.30 : x
  2. Step 2: Convert to fraction form
    40,661.76/60,977.56 = 14,000.30/x
  3. Step 3: Cross multiply
    40,661.76x = 60,977.56 × 14,000.30
  4. Step 4: Simplify right side
    40,661.76x = 853,704,133.27
  5. Step 5: Solve for x
    x = 853,704,133.27/40,661.76
  6. Step 6: Final answer
    x = 20,995.26

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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.