Home / 197,811.65-296,508.29-64,656.15

Finding the Fourth Proportional to 197,811.65, 296,508.29 and 64,656.15

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Solution

The fourth proportional to 197,811.65, 296,508.29 and 64,656.15 is: 96,915.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,811.65 : 296,508.29 = 64,656.15 : x
  2. Step 2: Convert to fraction form
    197,811.65/296,508.29 = 64,656.15/x
  3. Step 3: Cross multiply
    197,811.65x = 296,508.29 × 64,656.15
  4. Step 4: Simplify right side
    197,811.65x = 19,171,084,151.20
  5. Step 5: Solve for x
    x = 19,171,084,151.20/197,811.65
  6. Step 6: Final answer
    x = 96,915.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.