Home / 242,453.70-334,562.15-135,033.73

Finding the Fourth Proportional to 242,453.70, 334,562.15 and 135,033.73

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Solution

The fourth proportional to 242,453.70, 334,562.15 and 135,033.73 is: 186,333.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,453.70 : 334,562.15 = 135,033.73 : x
  2. Step 2: Convert to fraction form
    242,453.70/334,562.15 = 135,033.73/x
  3. Step 3: Cross multiply
    242,453.70x = 334,562.15 × 135,033.73
  4. Step 4: Simplify right side
    242,453.70x = 45,177,175,031.32
  5. Step 5: Solve for x
    x = 45,177,175,031.32/242,453.70
  6. Step 6: Final answer
    x = 186,333.21

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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.