Home / 40,146.89-60,218.51-16,771.50

Finding the Fourth Proportional to 40,146.89, 60,218.51 and 16,771.50

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Solution

The fourth proportional to 40,146.89, 60,218.51 and 16,771.50 is: 25,156.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,146.89 : 60,218.51 = 16,771.50 : x
  2. Step 2: Convert to fraction form
    40,146.89/60,218.51 = 16,771.50/x
  3. Step 3: Cross multiply
    40,146.89x = 60,218.51 × 16,771.50
  4. Step 4: Simplify right side
    40,146.89x = 1,009,954,656.61
  5. Step 5: Solve for x
    x = 1,009,954,656.61/40,146.89
  6. Step 6: Final answer
    x = 25,156.49

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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.