Home / 196,899.56-295,335.06-76,933.95

Finding the Fourth Proportional to 196,899.56, 295,335.06 and 76,933.95

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Solution

The fourth proportional to 196,899.56, 295,335.06 and 76,933.95 is: 115,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,899.56 : 295,335.06 = 76,933.95 : x
  2. Step 2: Convert to fraction form
    196,899.56/295,335.06 = 76,933.95/x
  3. Step 3: Cross multiply
    196,899.56x = 295,335.06 × 76,933.95
  4. Step 4: Simplify right side
    196,899.56x = 22,721,293,437.29
  5. Step 5: Solve for x
    x = 22,721,293,437.29/196,899.56
  6. Step 6: Final answer
    x = 115,395.35

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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.