Home / 54,306.51-81,459.86-14,860.68

Finding the Fourth Proportional to 54,306.51, 81,459.86 and 14,860.68

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Solution

The fourth proportional to 54,306.51, 81,459.86 and 14,860.68 is: 22,291.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,306.51 : 81,459.86 = 14,860.68 : x
  2. Step 2: Convert to fraction form
    54,306.51/81,459.86 = 14,860.68/x
  3. Step 3: Cross multiply
    54,306.51x = 81,459.86 × 14,860.68
  4. Step 4: Simplify right side
    54,306.51x = 1,210,548,912.30
  5. Step 5: Solve for x
    x = 1,210,548,912.30/54,306.51
  6. Step 6: Final answer
    x = 22,291.05

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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.