Home / 53,780.15-80,679.46-16,344.01

Finding the Fourth Proportional to 53,780.15, 80,679.46 and 16,344.01

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Solution

The fourth proportional to 53,780.15, 80,679.46 and 16,344.01 is: 24,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,780.15 : 80,679.46 = 16,344.01 : x
  2. Step 2: Convert to fraction form
    53,780.15/80,679.46 = 16,344.01/x
  3. Step 3: Cross multiply
    53,780.15x = 80,679.46 × 16,344.01
  4. Step 4: Simplify right side
    53,780.15x = 1,318,625,752.53
  5. Step 5: Solve for x
    x = 1,318,625,752.53/53,780.15
  6. Step 6: Final answer
    x = 24,518.82

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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.