Home / 57,742.84-79,631.04-38,327.41

Finding the Fourth Proportional to 57,742.84, 79,631.04 and 38,327.41

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Solution

The fourth proportional to 57,742.84, 79,631.04 and 38,327.41 is: 52,855.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,742.84 : 79,631.04 = 38,327.41 : x
  2. Step 2: Convert to fraction form
    57,742.84/79,631.04 = 38,327.41/x
  3. Step 3: Cross multiply
    57,742.84x = 79,631.04 × 38,327.41
  4. Step 4: Simplify right side
    57,742.84x = 3,052,051,518.81
  5. Step 5: Solve for x
    x = 3,052,051,518.81/57,742.84
  6. Step 6: Final answer
    x = 52,855.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.