Home / 64,302.56-96,467.64-19,928.36

Finding the Fourth Proportional to 64,302.56, 96,467.64 and 19,928.36

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Solution

The fourth proportional to 64,302.56, 96,467.64 and 19,928.36 is: 29,896.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,302.56 : 96,467.64 = 19,928.36 : x
  2. Step 2: Convert to fraction form
    64,302.56/96,467.64 = 19,928.36/x
  3. Step 3: Cross multiply
    64,302.56x = 96,467.64 × 19,928.36
  4. Step 4: Simplify right side
    64,302.56x = 1,922,441,858.27
  5. Step 5: Solve for x
    x = 1,922,441,858.27/64,302.56
  6. Step 6: Final answer
    x = 29,896.82

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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.