Home / 160,815.16-221,908.17-92,809.18

Finding the Fourth Proportional to 160,815.16, 221,908.17 and 92,809.18

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Solution

The fourth proportional to 160,815.16, 221,908.17 and 92,809.18 is: 128,067.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,815.16 : 221,908.17 = 92,809.18 : x
  2. Step 2: Convert to fraction form
    160,815.16/221,908.17 = 92,809.18/x
  3. Step 3: Cross multiply
    160,815.16x = 221,908.17 × 92,809.18
  4. Step 4: Simplify right side
    160,815.16x = 20,595,115,293.00
  5. Step 5: Solve for x
    x = 20,595,115,293.00/160,815.16
  6. Step 6: Final answer
    x = 128,067.00

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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.