Home / 131,726.64-197,589.96-48,620.64

Finding the Fourth Proportional to 131,726.64, 197,589.96 and 48,620.64

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Solution

The fourth proportional to 131,726.64, 197,589.96 and 48,620.64 is: 72,930.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,726.64 : 197,589.96 = 48,620.64 : x
  2. Step 2: Convert to fraction form
    131,726.64/197,589.96 = 48,620.64/x
  3. Step 3: Cross multiply
    131,726.64x = 197,589.96 × 48,620.64
  4. Step 4: Simplify right side
    131,726.64x = 9,606,950,312.77
  5. Step 5: Solve for x
    x = 9,606,950,312.77/131,726.64
  6. Step 6: Final answer
    x = 72,930.96

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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.