Home / 236,958.48-327,008.52-129,533.04

Finding the Fourth Proportional to 236,958.48, 327,008.52 and 129,533.04

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Solution

The fourth proportional to 236,958.48, 327,008.52 and 129,533.04 is: 178,758.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,958.48 : 327,008.52 = 129,533.04 : x
  2. Step 2: Convert to fraction form
    236,958.48/327,008.52 = 129,533.04/x
  3. Step 3: Cross multiply
    236,958.48x = 327,008.52 × 129,533.04
  4. Step 4: Simplify right side
    236,958.48x = 42,358,407,701.50
  5. Step 5: Solve for x
    x = 42,358,407,701.50/236,958.48
  6. Step 6: Final answer
    x = 178,758.78

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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.