Home / 160,814.16-221,906.79-92,808.18

Finding the Fourth Proportional to 160,814.16, 221,906.79 and 92,808.18

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Solution

The fourth proportional to 160,814.16, 221,906.79 and 92,808.18 is: 128,065.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,814.16 : 221,906.79 = 92,808.18 : x
  2. Step 2: Convert to fraction form
    160,814.16/221,906.79 = 92,808.18/x
  3. Step 3: Cross multiply
    160,814.16x = 221,906.79 × 92,808.18
  4. Step 4: Simplify right side
    160,814.16x = 20,594,765,309.54
  5. Step 5: Solve for x
    x = 20,594,765,309.54/160,814.16
  6. Step 6: Final answer
    x = 128,065.62

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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.