Home / 47,880.24-71,837.64-16,720.08

Finding the Fourth Proportional to 47,880.24, 71,837.64 and 16,720.08

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Solution

The fourth proportional to 47,880.24, 71,837.64 and 16,720.08 is: 25,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,880.24 : 71,837.64 = 16,720.08 : x
  2. Step 2: Convert to fraction form
    47,880.24/71,837.64 = 16,720.08/x
  3. Step 3: Cross multiply
    47,880.24x = 71,837.64 × 16,720.08
  4. Step 4: Simplify right side
    47,880.24x = 1,201,131,087.81
  5. Step 5: Solve for x
    x = 1,201,131,087.81/47,880.24
  6. Step 6: Final answer
    x = 25,086.15

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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.