Home / 195,254.70-292,769.94-76,861.45

Finding the Fourth Proportional to 195,254.70, 292,769.94 and 76,861.45

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Solution

The fourth proportional to 195,254.70, 292,769.94 and 76,861.45 is: 115,248.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,254.70 : 292,769.94 = 76,861.45 : x
  2. Step 2: Convert to fraction form
    195,254.70/292,769.94 = 76,861.45/x
  3. Step 3: Cross multiply
    195,254.70x = 292,769.94 × 76,861.45
  4. Step 4: Simplify right side
    195,254.70x = 22,502,722,104.81
  5. Step 5: Solve for x
    x = 22,502,722,104.81/195,254.70
  6. Step 6: Final answer
    x = 115,248.04

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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.