Home / 194,769.36-292,035.78-76,298.76

Finding the Fourth Proportional to 194,769.36, 292,035.78 and 76,298.76

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Solution

The fourth proportional to 194,769.36, 292,035.78 and 76,298.76 is: 114,401.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,769.36 : 292,035.78 = 76,298.76 : x
  2. Step 2: Convert to fraction form
    194,769.36/292,035.78 = 76,298.76/x
  3. Step 3: Cross multiply
    194,769.36x = 292,035.78 × 76,298.76
  4. Step 4: Simplify right side
    194,769.36x = 22,281,967,889.63
  5. Step 5: Solve for x
    x = 22,281,967,889.63/194,769.36
  6. Step 6: Final answer
    x = 114,401.81

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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.