Home / 54,314.42-81,477.28-14,871.54

Finding the Fourth Proportional to 54,314.42, 81,477.28 and 14,871.54

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Solution

The fourth proportional to 54,314.42, 81,477.28 and 14,871.54 is: 22,308.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,314.42 : 81,477.28 = 14,871.54 : x
  2. Step 2: Convert to fraction form
    54,314.42/81,477.28 = 14,871.54/x
  3. Step 3: Cross multiply
    54,314.42x = 81,477.28 × 14,871.54
  4. Step 4: Simplify right side
    54,314.42x = 1,211,692,628.61
  5. Step 5: Solve for x
    x = 1,211,692,628.61/54,314.42
  6. Step 6: Final answer
    x = 22,308.86

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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.