Home / 47,101.50-70,662.65-15,521.29

Finding the Fourth Proportional to 47,101.50, 70,662.65 and 15,521.29

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Solution

The fourth proportional to 47,101.50, 70,662.65 and 15,521.29 is: 23,285.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,101.50 : 70,662.65 = 15,521.29 : x
  2. Step 2: Convert to fraction form
    47,101.50/70,662.65 = 15,521.29/x
  3. Step 3: Cross multiply
    47,101.50x = 70,662.65 × 15,521.29
  4. Step 4: Simplify right side
    47,101.50x = 1,096,775,228.56
  5. Step 5: Solve for x
    x = 1,096,775,228.56/47,101.50
  6. Step 6: Final answer
    x = 23,285.36

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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.