Home / 39,518.36-59,243.20-16,129.88

Finding the Fourth Proportional to 39,518.36, 59,243.20 and 16,129.88

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Solution

The fourth proportional to 39,518.36, 59,243.20 and 16,129.88 is: 24,180.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,518.36 : 59,243.20 = 16,129.88 : x
  2. Step 2: Convert to fraction form
    39,518.36/59,243.20 = 16,129.88/x
  3. Step 3: Cross multiply
    39,518.36x = 59,243.20 × 16,129.88
  4. Step 4: Simplify right side
    39,518.36x = 955,585,706.82
  5. Step 5: Solve for x
    x = 955,585,706.82/39,518.36
  6. Step 6: Final answer
    x = 24,180.80

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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.