Home / 53,260.32-79,906.44-15,821.64

Finding the Fourth Proportional to 53,260.32, 79,906.44 and 15,821.64

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Solution

The fourth proportional to 53,260.32, 79,906.44 and 15,821.64 is: 23,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,260.32 : 79,906.44 = 15,821.64 : x
  2. Step 2: Convert to fraction form
    53,260.32/79,906.44 = 15,821.64/x
  3. Step 3: Cross multiply
    53,260.32x = 79,906.44 × 15,821.64
  4. Step 4: Simplify right side
    53,260.32x = 1,264,250,927.36
  5. Step 5: Solve for x
    x = 1,264,250,927.36/53,260.32
  6. Step 6: Final answer
    x = 23,737.20

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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.