Home / 197,826.88-296,752.38-64,721.20

Finding the Fourth Proportional to 197,826.88, 296,752.38 and 64,721.20

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Solution

The fourth proportional to 197,826.88, 296,752.38 and 64,721.20 is: 97,085.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,826.88 : 296,752.38 = 64,721.20 : x
  2. Step 2: Convert to fraction form
    197,826.88/296,752.38 = 64,721.20/x
  3. Step 3: Cross multiply
    197,826.88x = 296,752.38 × 64,721.20
  4. Step 4: Simplify right side
    197,826.88x = 19,206,170,136.46
  5. Step 5: Solve for x
    x = 19,206,170,136.46/197,826.88
  6. Step 6: Final answer
    x = 97,085.75

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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.