Home / 53,977.40-80,956.94-14,525.72

Finding the Fourth Proportional to 53,977.40, 80,956.94 and 14,525.72

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Solution

The fourth proportional to 53,977.40, 80,956.94 and 14,525.72 is: 21,786.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.40 : 80,956.94 = 14,525.72 : x
  2. Step 2: Convert to fraction form
    53,977.40/80,956.94 = 14,525.72/x
  3. Step 3: Cross multiply
    53,977.40x = 80,956.94 × 14,525.72
  4. Step 4: Simplify right side
    53,977.40x = 1,175,957,842.50
  5. Step 5: Solve for x
    x = 1,175,957,842.50/53,977.40
  6. Step 6: Final answer
    x = 21,786.11

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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.