Home / 47,052.78-70,588.35-13,773.39

Finding the Fourth Proportional to 47,052.78, 70,588.35 and 13,773.39

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Solution

The fourth proportional to 47,052.78, 70,588.35 and 13,773.39 is: 20,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,052.78 : 70,588.35 = 13,773.39 : x
  2. Step 2: Convert to fraction form
    47,052.78/70,588.35 = 13,773.39/x
  3. Step 3: Cross multiply
    47,052.78x = 70,588.35 × 13,773.39
  4. Step 4: Simplify right side
    47,052.78x = 972,240,874.01
  5. Step 5: Solve for x
    x = 972,240,874.01/47,052.78
  6. Step 6: Final answer
    x = 20,662.77

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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.