Home / 236,233.44-354,337.92-129,821.76

Finding the Fourth Proportional to 236,233.44, 354,337.92 and 129,821.76

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Solution

The fourth proportional to 236,233.44, 354,337.92 and 129,821.76 is: 194,725.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,233.44 : 354,337.92 = 129,821.76 : x
  2. Step 2: Convert to fraction form
    236,233.44/354,337.92 = 129,821.76/x
  3. Step 3: Cross multiply
    236,233.44x = 354,337.92 × 129,821.76
  4. Step 4: Simplify right side
    236,233.44x = 46,000,772,409.14
  5. Step 5: Solve for x
    x = 46,000,772,409.14/236,233.44
  6. Step 6: Final answer
    x = 194,725.91

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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.