Home / 234,031.42-322,962.40-126,601.20

Finding the Fourth Proportional to 234,031.42, 322,962.40 and 126,601.20

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Solution

The fourth proportional to 234,031.42, 322,962.40 and 126,601.20 is: 174,709.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,031.42 : 322,962.40 = 126,601.20 : x
  2. Step 2: Convert to fraction form
    234,031.42/322,962.40 = 126,601.20/x
  3. Step 3: Cross multiply
    234,031.42x = 322,962.40 × 126,601.20
  4. Step 4: Simplify right side
    234,031.42x = 40,887,427,394.88
  5. Step 5: Solve for x
    x = 40,887,427,394.88/234,031.42
  6. Step 6: Final answer
    x = 174,709.14

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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.