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Finding the Fourth Proportional to 47,465.01, 71,201.60 and 12,404.63

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Solution

The fourth proportional to 47,465.01, 71,201.60 and 12,404.63 is: 18,608.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,465.01 : 71,201.60 = 12,404.63 : x
  2. Step 2: Convert to fraction form
    47,465.01/71,201.60 = 12,404.63/x
  3. Step 3: Cross multiply
    47,465.01x = 71,201.60 × 12,404.63
  4. Step 4: Simplify right side
    47,465.01x = 883,229,085.38
  5. Step 5: Solve for x
    x = 883,229,085.38/47,465.01
  6. Step 6: Final answer
    x = 18,608.00

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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.