Home / 53,562.70-80,344.05-14,123.80

Finding the Fourth Proportional to 53,562.70, 80,344.05 and 14,123.80

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Solution

The fourth proportional to 53,562.70, 80,344.05 and 14,123.80 is: 21,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,562.70 : 80,344.05 = 14,123.80 : x
  2. Step 2: Convert to fraction form
    53,562.70/80,344.05 = 14,123.80/x
  3. Step 3: Cross multiply
    53,562.70x = 80,344.05 × 14,123.80
  4. Step 4: Simplify right side
    53,562.70x = 1,134,763,293.39
  5. Step 5: Solve for x
    x = 1,134,763,293.39/53,562.70
  6. Step 6: Final answer
    x = 21,185.70

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1.5x scale

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.