Home / 63,208.93-94,781.66-21,074.10

Finding the Fourth Proportional to 63,208.93, 94,781.66 and 21,074.10

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Solution

The fourth proportional to 63,208.93, 94,781.66 and 21,074.10 is: 31,600.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,208.93 : 94,781.66 = 21,074.10 : x
  2. Step 2: Convert to fraction form
    63,208.93/94,781.66 = 21,074.10/x
  3. Step 3: Cross multiply
    63,208.93x = 94,781.66 × 21,074.10
  4. Step 4: Simplify right side
    63,208.93x = 1,997,438,016.41
  5. Step 5: Solve for x
    x = 1,997,438,016.41/63,208.93
  6. Step 6: Final answer
    x = 31,600.57

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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.