Home / 197,339.41-272,324.32-107,915.41

Finding the Fourth Proportional to 197,339.41, 272,324.32 and 107,915.41

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Solution

The fourth proportional to 197,339.41, 272,324.32 and 107,915.41 is: 148,921.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,339.41 : 272,324.32 = 107,915.41 : x
  2. Step 2: Convert to fraction form
    197,339.41/272,324.32 = 107,915.41/x
  3. Step 3: Cross multiply
    197,339.41x = 272,324.32 × 107,915.41
  4. Step 4: Simplify right side
    197,339.41x = 29,387,990,645.77
  5. Step 5: Solve for x
    x = 29,387,990,645.77/197,339.41
  6. Step 6: Final answer
    x = 148,921.04

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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.