Home / 53,563.41-80,338.10-14,123.63

Finding the Fourth Proportional to 53,563.41, 80,338.10 and 14,123.63

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Solution

The fourth proportional to 53,563.41, 80,338.10 and 14,123.63 is: 21,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,563.41 : 80,338.10 = 14,123.63 : x
  2. Step 2: Convert to fraction form
    53,563.41/80,338.10 = 14,123.63/x
  3. Step 3: Cross multiply
    53,563.41x = 80,338.10 × 14,123.63
  4. Step 4: Simplify right side
    53,563.41x = 1,134,665,729.53
  5. Step 5: Solve for x
    x = 1,134,665,729.53/53,563.41
  6. Step 6: Final answer
    x = 21,183.60

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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.