Home / 114,243.21-157,655.61-63,942.21

Finding the Fourth Proportional to 114,243.21, 157,655.61 and 63,942.21

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Solution

The fourth proportional to 114,243.21, 157,655.61 and 63,942.21 is: 88,240.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,243.21 : 157,655.61 = 63,942.21 : x
  2. Step 2: Convert to fraction form
    114,243.21/157,655.61 = 63,942.21/x
  3. Step 3: Cross multiply
    114,243.21x = 157,655.61 × 63,942.21
  4. Step 4: Simplify right side
    114,243.21x = 10,080,848,122.30
  5. Step 5: Solve for x
    x = 10,080,848,122.30/114,243.21
  6. Step 6: Final answer
    x = 88,240.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.