Home / 54,443.89-81,666.23-15,003.16

Finding the Fourth Proportional to 54,443.89, 81,666.23 and 15,003.16

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Solution

The fourth proportional to 54,443.89, 81,666.23 and 15,003.16 is: 22,504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,443.89 : 81,666.23 = 15,003.16 : x
  2. Step 2: Convert to fraction form
    54,443.89/81,666.23 = 15,003.16/x
  3. Step 3: Cross multiply
    54,443.89x = 81,666.23 × 15,003.16
  4. Step 4: Simplify right side
    54,443.89x = 1,225,251,515.29
  5. Step 5: Solve for x
    x = 1,225,251,515.29/54,443.89
  6. Step 6: Final answer
    x = 22,504.85

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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.