Home / 234,287.20-323,312.52-126,856.36

Finding the Fourth Proportional to 234,287.20, 323,312.52 and 126,856.36

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Solution

The fourth proportional to 234,287.20, 323,312.52 and 126,856.36 is: 175,059.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,287.20 : 323,312.52 = 126,856.36 : x
  2. Step 2: Convert to fraction form
    234,287.20/323,312.52 = 126,856.36/x
  3. Step 3: Cross multiply
    234,287.20x = 323,312.52 × 126,856.36
  4. Step 4: Simplify right side
    234,287.20x = 41,014,249,429.63
  5. Step 5: Solve for x
    x = 41,014,249,429.63/234,287.20
  6. Step 6: Final answer
    x = 175,059.71

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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.