Home / 237,017.21-327,086.86-129,587.37

Finding the Fourth Proportional to 237,017.21, 327,086.86 and 129,587.37

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Solution

The fourth proportional to 237,017.21, 327,086.86 and 129,587.37 is: 178,832.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,017.21 : 327,086.86 = 129,587.37 : x
  2. Step 2: Convert to fraction form
    237,017.21/327,086.86 = 129,587.37/x
  3. Step 3: Cross multiply
    237,017.21x = 327,086.86 × 129,587.37
  4. Step 4: Simplify right side
    237,017.21x = 42,386,325,624.99
  5. Step 5: Solve for x
    x = 42,386,325,624.99/237,017.21
  6. Step 6: Final answer
    x = 178,832.27

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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.