Home / 64,122.09-96,193.46-19,748.82

Finding the Fourth Proportional to 64,122.09, 96,193.46 and 19,748.82

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Solution

The fourth proportional to 64,122.09, 96,193.46 and 19,748.82 is: 29,626.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,122.09 : 96,193.46 = 19,748.82 : x
  2. Step 2: Convert to fraction form
    64,122.09/96,193.46 = 19,748.82/x
  3. Step 3: Cross multiply
    64,122.09x = 96,193.46 × 19,748.82
  4. Step 4: Simplify right side
    64,122.09x = 1,899,707,736.81
  5. Step 5: Solve for x
    x = 1,899,707,736.81/64,122.09
  6. Step 6: Final answer
    x = 29,626.42

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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.