Home / 272,669.77-409,191.50-95,176.76

Finding the Fourth Proportional to 272,669.77, 409,191.50 and 95,176.76

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Solution

The fourth proportional to 272,669.77, 409,191.50 and 95,176.76 is: 142,830.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,669.77 : 409,191.50 = 95,176.76 : x
  2. Step 2: Convert to fraction form
    272,669.77/409,191.50 = 95,176.76/x
  3. Step 3: Cross multiply
    272,669.77x = 409,191.50 × 95,176.76
  4. Step 4: Simplify right side
    272,669.77x = 38,945,521,736.63
  5. Step 5: Solve for x
    x = 38,945,521,736.63/272,669.77
  6. Step 6: Final answer
    x = 142,830.36

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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.