Home / 196,581.60-294,872.40-193,301.10

Finding the Fourth Proportional to 196,581.60, 294,872.40 and 193,301.10

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Solution

The fourth proportional to 196,581.60, 294,872.40 and 193,301.10 is: 289,951.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,581.60 : 294,872.40 = 193,301.10 : x
  2. Step 2: Convert to fraction form
    196,581.60/294,872.40 = 193,301.10/x
  3. Step 3: Cross multiply
    196,581.60x = 294,872.40 × 193,301.10
  4. Step 4: Simplify right side
    196,581.60x = 56,999,159,279.64
  5. Step 5: Solve for x
    x = 56,999,159,279.64/196,581.60
  6. Step 6: Final answer
    x = 289,951.65

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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.