Home / 40,522.14-60,783.14-10,939.93

Finding the Fourth Proportional to 40,522.14, 60,783.14 and 10,939.93

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Solution

The fourth proportional to 40,522.14, 60,783.14 and 10,939.93 is: 16,409.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,522.14 : 60,783.14 = 10,939.93 : x
  2. Step 2: Convert to fraction form
    40,522.14/60,783.14 = 10,939.93/x
  3. Step 3: Cross multiply
    40,522.14x = 60,783.14 × 10,939.93
  4. Step 4: Simplify right side
    40,522.14x = 664,963,172.17
  5. Step 5: Solve for x
    x = 664,963,172.17/40,522.14
  6. Step 6: Final answer
    x = 16,409.87

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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.