Home / 114,378.27-157,804.21-69,039.03

Finding the Fourth Proportional to 114,378.27, 157,804.21 and 69,039.03

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Solution

The fourth proportional to 114,378.27, 157,804.21 and 69,039.03 is: 95,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,378.27 : 157,804.21 = 69,039.03 : x
  2. Step 2: Convert to fraction form
    114,378.27/157,804.21 = 69,039.03/x
  3. Step 3: Cross multiply
    114,378.27x = 157,804.21 × 69,039.03
  4. Step 4: Simplify right side
    114,378.27x = 10,894,649,243.12
  5. Step 5: Solve for x
    x = 10,894,649,243.12/114,378.27
  6. Step 6: Final answer
    x = 95,251.04

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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.