Home / 276,204.72-381,191.76-168,837.60

Finding the Fourth Proportional to 276,204.72, 381,191.76 and 168,837.60

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Solution

The fourth proportional to 276,204.72, 381,191.76 and 168,837.60 is: 233,013.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,204.72 : 381,191.76 = 168,837.60 : x
  2. Step 2: Convert to fraction form
    276,204.72/381,191.76 = 168,837.60/x
  3. Step 3: Cross multiply
    276,204.72x = 381,191.76 × 168,837.60
  4. Step 4: Simplify right side
    276,204.72x = 64,359,501,898.18
  5. Step 5: Solve for x
    x = 64,359,501,898.18/276,204.72
  6. Step 6: Final answer
    x = 233,013.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.