Home / 234,465.20-323,525.42-138,956.48

Finding the Fourth Proportional to 234,465.20, 323,525.42 and 138,956.48

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Solution

The fourth proportional to 234,465.20, 323,525.42 and 138,956.48 is: 191,738.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,465.20 : 323,525.42 = 138,956.48 : x
  2. Step 2: Convert to fraction form
    234,465.20/323,525.42 = 138,956.48/x
  3. Step 3: Cross multiply
    234,465.20x = 323,525.42 × 138,956.48
  4. Step 4: Simplify right side
    234,465.20x = 44,955,953,553.72
  5. Step 5: Solve for x
    x = 44,955,953,553.72/234,465.20
  6. Step 6: Final answer
    x = 191,738.28

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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.