Home / 106,930.35-160,322.62-54,238.23

Finding the Fourth Proportional to 106,930.35, 160,322.62 and 54,238.23

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Solution

The fourth proportional to 106,930.35, 160,322.62 and 54,238.23 is: 81,320.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,930.35 : 160,322.62 = 54,238.23 : x
  2. Step 2: Convert to fraction form
    106,930.35/160,322.62 = 54,238.23/x
  3. Step 3: Cross multiply
    106,930.35x = 160,322.62 × 54,238.23
  4. Step 4: Simplify right side
    106,930.35x = 8,695,614,200.55
  5. Step 5: Solve for x
    x = 8,695,614,200.55/106,930.35
  6. Step 6: Final answer
    x = 81,320.36

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1.5x scale

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.