Home / 64,239.64-96,324.06-19,854.16

Finding the Fourth Proportional to 64,239.64, 96,324.06 and 19,854.16

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Solution

The fourth proportional to 64,239.64, 96,324.06 and 19,854.16 is: 29,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,239.64 : 96,324.06 = 19,854.16 : x
  2. Step 2: Convert to fraction form
    64,239.64/96,324.06 = 19,854.16/x
  3. Step 3: Cross multiply
    64,239.64x = 96,324.06 × 19,854.16
  4. Step 4: Simplify right side
    64,239.64x = 1,912,433,299.09
  5. Step 5: Solve for x
    x = 1,912,433,299.09/64,239.64
  6. Step 6: Final answer
    x = 29,770.30

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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.