Home / 150,045.35-207,054.93-82,049.13

Finding the Fourth Proportional to 150,045.35, 207,054.93 and 82,049.13

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Solution

The fourth proportional to 150,045.35, 207,054.93 and 82,049.13 is: 113,223.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,045.35 : 207,054.93 = 82,049.13 : x
  2. Step 2: Convert to fraction form
    150,045.35/207,054.93 = 82,049.13/x
  3. Step 3: Cross multiply
    150,045.35x = 207,054.93 × 82,049.13
  4. Step 4: Simplify right side
    150,045.35x = 16,988,676,868.71
  5. Step 5: Solve for x
    x = 16,988,676,868.71/150,045.35
  6. Step 6: Final answer
    x = 113,223.61

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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.