Home / 196,118.34-294,139.89-76,175.16

Finding the Fourth Proportional to 196,118.34, 294,139.89 and 76,175.16

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Solution

The fourth proportional to 196,118.34, 294,139.89 and 76,175.16 is: 114,248.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,118.34 : 294,139.89 = 76,175.16 : x
  2. Step 2: Convert to fraction form
    196,118.34/294,139.89 = 76,175.16/x
  3. Step 3: Cross multiply
    196,118.34x = 294,139.89 × 76,175.16
  4. Step 4: Simplify right side
    196,118.34x = 22,406,153,183.13
  5. Step 5: Solve for x
    x = 22,406,153,183.13/196,118.34
  6. Step 6: Final answer
    x = 114,248.13

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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.