Home / 47,629.55-71,460.32-18,055.64

Finding the Fourth Proportional to 47,629.55, 71,460.32 and 18,055.64

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Solution

The fourth proportional to 47,629.55, 71,460.32 and 18,055.64 is: 27,089.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,629.55 : 71,460.32 = 18,055.64 : x
  2. Step 2: Convert to fraction form
    47,629.55/71,460.32 = 18,055.64/x
  3. Step 3: Cross multiply
    47,629.55x = 71,460.32 × 18,055.64
  4. Step 4: Simplify right side
    47,629.55x = 1,290,261,364.63
  5. Step 5: Solve for x
    x = 1,290,261,364.63/47,629.55
  6. Step 6: Final answer
    x = 27,089.52

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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.