Home / 106,818.32-160,243.43-39,345.23

Finding the Fourth Proportional to 106,818.32, 160,243.43 and 39,345.23

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Solution

The fourth proportional to 106,818.32, 160,243.43 and 39,345.23 is: 59,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,818.32 : 160,243.43 = 39,345.23 : x
  2. Step 2: Convert to fraction form
    106,818.32/160,243.43 = 39,345.23/x
  3. Step 3: Cross multiply
    106,818.32x = 160,243.43 × 39,345.23
  4. Step 4: Simplify right side
    106,818.32x = 6,304,813,611.40
  5. Step 5: Solve for x
    x = 6,304,813,611.40/106,818.32
  6. Step 6: Final answer
    x = 59,023.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.