Home / 170,921.82-235,737.63-159,462.75

Finding the Fourth Proportional to 170,921.82, 235,737.63 and 159,462.75

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Solution

The fourth proportional to 170,921.82, 235,737.63 and 159,462.75 is: 219,933.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,921.82 : 235,737.63 = 159,462.75 : x
  2. Step 2: Convert to fraction form
    170,921.82/235,737.63 = 159,462.75/x
  3. Step 3: Cross multiply
    170,921.82x = 235,737.63 × 159,462.75
  4. Step 4: Simplify right side
    170,921.82x = 37,591,370,758.28
  5. Step 5: Solve for x
    x = 37,591,370,758.28/170,921.82
  6. Step 6: Final answer
    x = 219,933.13

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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.