Home / 118,956.15-164,073.42-101,022.75

Finding the Fourth Proportional to 118,956.15, 164,073.42 and 101,022.75

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Solution

The fourth proportional to 118,956.15, 164,073.42 and 101,022.75 is: 139,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,956.15 : 164,073.42 = 101,022.75 : x
  2. Step 2: Convert to fraction form
    118,956.15/164,073.42 = 101,022.75/x
  3. Step 3: Cross multiply
    118,956.15x = 164,073.42 × 101,022.75
  4. Step 4: Simplify right side
    118,956.15x = 16,575,148,090.31
  5. Step 5: Solve for x
    x = 16,575,148,090.31/118,956.15
  6. Step 6: Final answer
    x = 139,338.30

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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.