Home / 106,737.42-160,115.25-31,852.74

Finding the Fourth Proportional to 106,737.42, 160,115.25 and 31,852.74

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Solution

The fourth proportional to 106,737.42, 160,115.25 and 31,852.74 is: 47,781.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,737.42 : 160,115.25 = 31,852.74 : x
  2. Step 2: Convert to fraction form
    106,737.42/160,115.25 = 31,852.74/x
  3. Step 3: Cross multiply
    106,737.42x = 160,115.25 × 31,852.74
  4. Step 4: Simplify right side
    106,737.42x = 5,100,109,428.29
  5. Step 5: Solve for x
    x = 5,100,109,428.29/106,737.42
  6. Step 6: Final answer
    x = 47,781.83

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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.