Home / 40,173.78-60,218.18-14,857.02

Finding the Fourth Proportional to 40,173.78, 60,218.18 and 14,857.02

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Solution

The fourth proportional to 40,173.78, 60,218.18 and 14,857.02 is: 22,269.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,173.78 : 60,218.18 = 14,857.02 : x
  2. Step 2: Convert to fraction form
    40,173.78/60,218.18 = 14,857.02/x
  3. Step 3: Cross multiply
    40,173.78x = 60,218.18 × 14,857.02
  4. Step 4: Simplify right side
    40,173.78x = 894,662,630.34
  5. Step 5: Solve for x
    x = 894,662,630.34/40,173.78
  6. Step 6: Final answer
    x = 22,269.81

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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.