Home / 47,627.24-71,442.60-18,047.24

Finding the Fourth Proportional to 47,627.24, 71,442.60 and 18,047.24

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Solution

The fourth proportional to 47,627.24, 71,442.60 and 18,047.24 is: 27,071.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,627.24 : 71,442.60 = 18,047.24 : x
  2. Step 2: Convert to fraction form
    47,627.24/71,442.60 = 18,047.24/x
  3. Step 3: Cross multiply
    47,627.24x = 71,442.60 × 18,047.24
  4. Step 4: Simplify right side
    47,627.24x = 1,289,341,748.42
  5. Step 5: Solve for x
    x = 1,289,341,748.42/47,627.24
  6. Step 6: Final answer
    x = 27,071.52

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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.