Home / 157,640.88-217,544.42-101,052.26

Finding the Fourth Proportional to 157,640.88, 217,544.42 and 101,052.26

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Solution

The fourth proportional to 157,640.88, 217,544.42 and 101,052.26 is: 139,452.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,640.88 : 217,544.42 = 101,052.26 : x
  2. Step 2: Convert to fraction form
    157,640.88/217,544.42 = 101,052.26/x
  3. Step 3: Cross multiply
    157,640.88x = 217,544.42 × 101,052.26
  4. Step 4: Simplify right side
    157,640.88x = 21,983,353,698.41
  5. Step 5: Solve for x
    x = 21,983,353,698.41/157,640.88
  6. Step 6: Final answer
    x = 139,452.11

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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.