Home / 313,033.12-432,053.94-192,237.88

Finding the Fourth Proportional to 313,033.12, 432,053.94 and 192,237.88

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Solution

The fourth proportional to 313,033.12, 432,053.94 and 192,237.88 is: 265,330.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,033.12 : 432,053.94 = 192,237.88 : x
  2. Step 2: Convert to fraction form
    313,033.12/432,053.94 = 192,237.88/x
  3. Step 3: Cross multiply
    313,033.12x = 432,053.94 × 192,237.88
  4. Step 4: Simplify right side
    313,033.12x = 83,057,133,471.25
  5. Step 5: Solve for x
    x = 83,057,133,471.25/313,033.12
  6. Step 6: Final answer
    x = 265,330.18

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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.