Home / 114,256.72-157,589.32-73,939.38

Finding the Fourth Proportional to 114,256.72, 157,589.32 and 73,939.38

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Solution

The fourth proportional to 114,256.72, 157,589.32 and 73,939.38 is: 101,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,256.72 : 157,589.32 = 73,939.38 : x
  2. Step 2: Convert to fraction form
    114,256.72/157,589.32 = 73,939.38/x
  3. Step 3: Cross multiply
    114,256.72x = 157,589.32 × 73,939.38
  4. Step 4: Simplify right side
    114,256.72x = 11,652,056,615.42
  5. Step 5: Solve for x
    x = 11,652,056,615.42/114,256.72
  6. Step 6: Final answer
    x = 101,981.37

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1.5x scale

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.