Home / 150,222.07-207,306.90-82,239.63

Finding the Fourth Proportional to 150,222.07, 207,306.90 and 82,239.63

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Solution

The fourth proportional to 150,222.07, 207,306.90 and 82,239.63 is: 113,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,222.07 : 207,306.90 = 82,239.63 : x
  2. Step 2: Convert to fraction form
    150,222.07/207,306.90 = 82,239.63/x
  3. Step 3: Cross multiply
    150,222.07x = 207,306.90 × 82,239.63
  4. Step 4: Simplify right side
    150,222.07x = 17,048,842,752.45
  5. Step 5: Solve for x
    x = 17,048,842,752.45/150,222.07
  6. Step 6: Final answer
    x = 113,490.93

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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.