Home / 276,828.16-382,013.44-157,573.12

Finding the Fourth Proportional to 276,828.16, 382,013.44 and 157,573.12

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Solution

The fourth proportional to 276,828.16, 382,013.44 and 157,573.12 is: 217,445.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,828.16 : 382,013.44 = 157,573.12 : x
  2. Step 2: Convert to fraction form
    276,828.16/382,013.44 = 157,573.12/x
  3. Step 3: Cross multiply
    276,828.16x = 382,013.44 × 157,573.12
  4. Step 4: Simplify right side
    276,828.16x = 60,195,049,622.73
  5. Step 5: Solve for x
    x = 60,195,049,622.73/276,828.16
  6. Step 6: Final answer
    x = 217,445.54

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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.