Home / 53,558.70-80,337.65-16,118.61

Finding the Fourth Proportional to 53,558.70, 80,337.65 and 16,118.61

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Solution

The fourth proportional to 53,558.70, 80,337.65 and 16,118.61 is: 24,177.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,558.70 : 80,337.65 = 16,118.61 : x
  2. Step 2: Convert to fraction form
    53,558.70/80,337.65 = 16,118.61/x
  3. Step 3: Cross multiply
    53,558.70x = 80,337.65 × 16,118.61
  4. Step 4: Simplify right side
    53,558.70x = 1,294,931,168.07
  5. Step 5: Solve for x
    x = 1,294,931,168.07/53,558.70
  6. Step 6: Final answer
    x = 24,177.79

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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.