Home / 150,343.89-207,474.66-82,363.34

Finding the Fourth Proportional to 150,343.89, 207,474.66 and 82,363.34

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Solution

The fourth proportional to 150,343.89, 207,474.66 and 82,363.34 is: 113,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,343.89 : 207,474.66 = 82,363.34 : x
  2. Step 2: Convert to fraction form
    150,343.89/207,474.66 = 82,363.34/x
  3. Step 3: Cross multiply
    150,343.89x = 207,474.66 × 82,363.34
  4. Step 4: Simplify right side
    150,343.89x = 17,088,304,925.59
  5. Step 5: Solve for x
    x = 17,088,304,925.59/150,343.89
  6. Step 6: Final answer
    x = 113,661.45

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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.