Home / 276,896.52-382,117.37-149,572.17

Finding the Fourth Proportional to 276,896.52, 382,117.37 and 149,572.17

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Solution

The fourth proportional to 276,896.52, 382,117.37 and 149,572.17 is: 206,409.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,896.52 : 382,117.37 = 149,572.17 : x
  2. Step 2: Convert to fraction form
    276,896.52/382,117.37 = 149,572.17/x
  3. Step 3: Cross multiply
    276,896.52x = 382,117.37 × 149,572.17
  4. Step 4: Simplify right side
    276,896.52x = 57,154,123,477.73
  5. Step 5: Solve for x
    x = 57,154,123,477.73/276,896.52
  6. Step 6: Final answer
    x = 206,409.69

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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.