Home / 63,458.64-95,196.06-21,320.64

Finding the Fourth Proportional to 63,458.64, 95,196.06 and 21,320.64

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Solution

The fourth proportional to 63,458.64, 95,196.06 and 21,320.64 is: 31,983.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,458.64 : 95,196.06 = 21,320.64 : x
  2. Step 2: Convert to fraction form
    63,458.64/95,196.06 = 21,320.64/x
  3. Step 3: Cross multiply
    63,458.64x = 95,196.06 × 21,320.64
  4. Step 4: Simplify right side
    63,458.64x = 2,029,640,924.68
  5. Step 5: Solve for x
    x = 2,029,640,924.68/63,458.64
  6. Step 6: Final answer
    x = 31,983.68

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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.