Home / 54,065.76-81,102.84-14,623.08

Finding the Fourth Proportional to 54,065.76, 81,102.84 and 14,623.08

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Solution

The fourth proportional to 54,065.76, 81,102.84 and 14,623.08 is: 21,935.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,065.76 : 81,102.84 = 14,623.08 : x
  2. Step 2: Convert to fraction form
    54,065.76/81,102.84 = 14,623.08/x
  3. Step 3: Cross multiply
    54,065.76x = 81,102.84 × 14,623.08
  4. Step 4: Simplify right side
    54,065.76x = 1,185,973,317.55
  5. Step 5: Solve for x
    x = 1,185,973,317.55/54,065.76
  6. Step 6: Final answer
    x = 21,935.76

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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.