Home / 234,335.07-323,382.51-126,905.58

Finding the Fourth Proportional to 234,335.07, 323,382.51 and 126,905.58

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Solution

The fourth proportional to 234,335.07, 323,382.51 and 126,905.58 is: 175,129.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,335.07 : 323,382.51 = 126,905.58 : x
  2. Step 2: Convert to fraction form
    234,335.07/323,382.51 = 126,905.58/x
  3. Step 3: Cross multiply
    234,335.07x = 323,382.51 × 126,905.58
  4. Step 4: Simplify right side
    234,335.07x = 41,039,044,993.41
  5. Step 5: Solve for x
    x = 41,039,044,993.41/234,335.07
  6. Step 6: Final answer
    x = 175,129.76

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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.