Home / 106,921.53-160,062.75-64,673.76

Finding the Fourth Proportional to 106,921.53, 160,062.75 and 64,673.76

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Solution

The fourth proportional to 106,921.53, 160,062.75 and 64,673.76 is: 96,817.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,921.53 : 160,062.75 = 64,673.76 : x
  2. Step 2: Convert to fraction form
    106,921.53/160,062.75 = 64,673.76/x
  3. Step 3: Cross multiply
    106,921.53x = 160,062.75 × 64,673.76
  4. Step 4: Simplify right side
    106,921.53x = 10,351,859,878.44
  5. Step 5: Solve for x
    x = 10,351,859,878.44/106,921.53
  6. Step 6: Final answer
    x = 96,817.36

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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.