Home / 197,680.23-272,799.23-107,037.32

Finding the Fourth Proportional to 197,680.23, 272,799.23 and 107,037.32

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Solution

The fourth proportional to 197,680.23, 272,799.23 and 107,037.32 is: 147,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,680.23 : 272,799.23 = 107,037.32 : x
  2. Step 2: Convert to fraction form
    197,680.23/272,799.23 = 107,037.32/x
  3. Step 3: Cross multiply
    197,680.23x = 272,799.23 × 107,037.32
  4. Step 4: Simplify right side
    197,680.23x = 29,199,696,578.08
  5. Step 5: Solve for x
    x = 29,199,696,578.08/197,680.23
  6. Step 6: Final answer
    x = 147,711.77

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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.