Home / 64,040.05-96,062.82-19,668.56

Finding the Fourth Proportional to 64,040.05, 96,062.82 and 19,668.56

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Solution

The fourth proportional to 64,040.05, 96,062.82 and 19,668.56 is: 29,503.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,040.05 : 96,062.82 = 19,668.56 : x
  2. Step 2: Convert to fraction form
    64,040.05/96,062.82 = 19,668.56/x
  3. Step 3: Cross multiply
    64,040.05x = 96,062.82 × 19,668.56
  4. Step 4: Simplify right side
    64,040.05x = 1,889,417,240.60
  5. Step 5: Solve for x
    x = 1,889,417,240.60/64,040.05
  6. Step 6: Final answer
    x = 29,503.68

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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.