Home / 63,973.80-95,971.62-21,851.55

Finding the Fourth Proportional to 63,973.80, 95,971.62 and 21,851.55

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Solution

The fourth proportional to 63,973.80, 95,971.62 and 21,851.55 is: 32,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,973.80 : 95,971.62 = 21,851.55 : x
  2. Step 2: Convert to fraction form
    63,973.80/95,971.62 = 21,851.55/x
  3. Step 3: Cross multiply
    63,973.80x = 95,971.62 × 21,851.55
  4. Step 4: Simplify right side
    63,973.80x = 2,097,128,653.01
  5. Step 5: Solve for x
    x = 2,097,128,653.01/63,973.80
  6. Step 6: Final answer
    x = 32,781.05

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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.