Home / 234,341.20-323,386.86-126,910.36

Finding the Fourth Proportional to 234,341.20, 323,386.86 and 126,910.36

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Solution

The fourth proportional to 234,341.20, 323,386.86 and 126,910.36 is: 175,134.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,341.20 : 323,386.86 = 126,910.36 : x
  2. Step 2: Convert to fraction form
    234,341.20/323,386.86 = 126,910.36/x
  3. Step 3: Cross multiply
    234,341.20x = 323,386.86 × 126,910.36
  4. Step 4: Simplify right side
    234,341.20x = 41,041,142,821.87
  5. Step 5: Solve for x
    x = 41,041,142,821.87/234,341.20
  6. Step 6: Final answer
    x = 175,134.13

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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.