Home / 54,507.16-81,760.54-15,064.20

Finding the Fourth Proportional to 54,507.16, 81,760.54 and 15,064.20

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Solution

The fourth proportional to 54,507.16, 81,760.54 and 15,064.20 is: 22,596.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,507.16 : 81,760.54 = 15,064.20 : x
  2. Step 2: Convert to fraction form
    54,507.16/81,760.54 = 15,064.20/x
  3. Step 3: Cross multiply
    54,507.16x = 81,760.54 × 15,064.20
  4. Step 4: Simplify right side
    54,507.16x = 1,231,657,126.67
  5. Step 5: Solve for x
    x = 1,231,657,126.67/54,507.16
  6. Step 6: Final answer
    x = 22,596.24

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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.