Home / 63,727.95-87,968.43-47,858.25

Finding the Fourth Proportional to 63,727.95, 87,968.43 and 47,858.25

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Solution

The fourth proportional to 63,727.95, 87,968.43 and 47,858.25 is: 66,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,727.95 : 87,968.43 = 47,858.25 : x
  2. Step 2: Convert to fraction form
    63,727.95/87,968.43 = 47,858.25/x
  3. Step 3: Cross multiply
    63,727.95x = 87,968.43 × 47,858.25
  4. Step 4: Simplify right side
    63,727.95x = 4,210,015,115.05
  5. Step 5: Solve for x
    x = 4,210,015,115.05/63,727.95
  6. Step 6: Final answer
    x = 66,062.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.