Home / 40,625.74-60,939.95-13,971.46

Finding the Fourth Proportional to 40,625.74, 60,939.95 and 13,971.46

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Solution

The fourth proportional to 40,625.74, 60,939.95 and 13,971.46 is: 20,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,625.74 : 60,939.95 = 13,971.46 : x
  2. Step 2: Convert to fraction form
    40,625.74/60,939.95 = 13,971.46/x
  3. Step 3: Cross multiply
    40,625.74x = 60,939.95 × 13,971.46
  4. Step 4: Simplify right side
    40,625.74x = 851,420,073.83
  5. Step 5: Solve for x
    x = 851,420,073.83/40,625.74
  6. Step 6: Final answer
    x = 20,957.65

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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.