Home / 34,380.54-47,445.32-20,050.31

Finding the Fourth Proportional to 34,380.54, 47,445.32 and 20,050.31

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Solution

The fourth proportional to 34,380.54, 47,445.32 and 20,050.31 is: 27,669.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,380.54 : 47,445.32 = 20,050.31 : x
  2. Step 2: Convert to fraction form
    34,380.54/47,445.32 = 20,050.31/x
  3. Step 3: Cross multiply
    34,380.54x = 47,445.32 × 20,050.31
  4. Step 4: Simplify right side
    34,380.54x = 951,293,036.57
  5. Step 5: Solve for x
    x = 951,293,036.57/34,380.54
  6. Step 6: Final answer
    x = 27,669.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.