Home / 54,052.17-81,082.58-18,999.69

Finding the Fourth Proportional to 54,052.17, 81,082.58 and 18,999.69

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Solution

The fourth proportional to 54,052.17, 81,082.58 and 18,999.69 is: 28,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,052.17 : 81,082.58 = 18,999.69 : x
  2. Step 2: Convert to fraction form
    54,052.17/81,082.58 = 18,999.69/x
  3. Step 3: Cross multiply
    54,052.17x = 81,082.58 × 18,999.69
  4. Step 4: Simplify right side
    54,052.17x = 1,540,543,884.40
  5. Step 5: Solve for x
    x = 1,540,543,884.40/54,052.17
  6. Step 6: Final answer
    x = 28,501.06

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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.