Home / 67,048.83-100,610.10-40,772.03

Finding the Fourth Proportional to 67,048.83, 100,610.10 and 40,772.03

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Solution

The fourth proportional to 67,048.83, 100,610.10 and 40,772.03 is: 61,180.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,048.83 : 100,610.10 = 40,772.03 : x
  2. Step 2: Convert to fraction form
    67,048.83/100,610.10 = 40,772.03/x
  3. Step 3: Cross multiply
    67,048.83x = 100,610.10 × 40,772.03
  4. Step 4: Simplify right side
    67,048.83x = 4,102,077,512.45
  5. Step 5: Solve for x
    x = 4,102,077,512.45/67,048.83
  6. Step 6: Final answer
    x = 61,180.45

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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.