Home / 234,134.19-323,107.46-126,706.45

Finding the Fourth Proportional to 234,134.19, 323,107.46 and 126,706.45

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Solution

The fourth proportional to 234,134.19, 323,107.46 and 126,706.45 is: 174,856.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,134.19 : 323,107.46 = 126,706.45 : x
  2. Step 2: Convert to fraction form
    234,134.19/323,107.46 = 126,706.45/x
  3. Step 3: Cross multiply
    234,134.19x = 323,107.46 × 126,706.45
  4. Step 4: Simplify right side
    234,134.19x = 40,939,799,225.12
  5. Step 5: Solve for x
    x = 40,939,799,225.12/234,134.19
  6. Step 6: Final answer
    x = 174,856.13

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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.