Home / 237,145.58-327,257.03-129,714.66

Finding the Fourth Proportional to 237,145.58, 327,257.03 and 129,714.66

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Solution

The fourth proportional to 237,145.58, 327,257.03 and 129,714.66 is: 179,004.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,145.58 : 327,257.03 = 129,714.66 : x
  2. Step 2: Convert to fraction form
    237,145.58/327,257.03 = 129,714.66/x
  3. Step 3: Cross multiply
    237,145.58x = 327,257.03 × 129,714.66
  4. Step 4: Simplify right side
    237,145.58x = 42,450,033,730.49
  5. Step 5: Solve for x
    x = 42,450,033,730.49/237,145.58
  6. Step 6: Final answer
    x = 179,004.11

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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.