Home / 160,496.32-221,556.45-106,081.27

Finding the Fourth Proportional to 160,496.32, 221,556.45 and 106,081.27

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Solution

The fourth proportional to 160,496.32, 221,556.45 and 106,081.27 is: 146,439.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,496.32 : 221,556.45 = 106,081.27 : x
  2. Step 2: Convert to fraction form
    160,496.32/221,556.45 = 106,081.27/x
  3. Step 3: Cross multiply
    160,496.32x = 221,556.45 × 106,081.27
  4. Step 4: Simplify right side
    160,496.32x = 23,502,989,592.69
  5. Step 5: Solve for x
    x = 23,502,989,592.69/160,496.32
  6. Step 6: Final answer
    x = 146,439.43

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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.