Home / 106,768.05-160,150.04-31,888.41

Finding the Fourth Proportional to 106,768.05, 160,150.04 and 31,888.41

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Solution

The fourth proportional to 106,768.05, 160,150.04 and 31,888.41 is: 47,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,768.05 : 160,150.04 = 31,888.41 : x
  2. Step 2: Convert to fraction form
    106,768.05/160,150.04 = 31,888.41/x
  3. Step 3: Cross multiply
    106,768.05x = 160,150.04 × 31,888.41
  4. Step 4: Simplify right side
    106,768.05x = 5,106,930,137.04
  5. Step 5: Solve for x
    x = 5,106,930,137.04/106,768.05
  6. Step 6: Final answer
    x = 47,832.01

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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.