Home / 62,620.96-93,932.16-15,872.64

Finding the Fourth Proportional to 62,620.96, 93,932.16 and 15,872.64

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Solution

The fourth proportional to 62,620.96, 93,932.16 and 15,872.64 is: 23,809.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,620.96 : 93,932.16 = 15,872.64 : x
  2. Step 2: Convert to fraction form
    62,620.96/93,932.16 = 15,872.64/x
  3. Step 3: Cross multiply
    62,620.96x = 93,932.16 × 15,872.64
  4. Step 4: Simplify right side
    62,620.96x = 1,490,951,360.10
  5. Step 5: Solve for x
    x = 1,490,951,360.10/62,620.96
  6. Step 6: Final answer
    x = 23,809.14

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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.