Home / 45,345.42-67,952.25-25,581.96

Finding the Fourth Proportional to 45,345.42, 67,952.25 and 25,581.96

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Solution

The fourth proportional to 45,345.42, 67,952.25 and 25,581.96 is: 38,335.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,345.42 : 67,952.25 = 25,581.96 : x
  2. Step 2: Convert to fraction form
    45,345.42/67,952.25 = 25,581.96/x
  3. Step 3: Cross multiply
    45,345.42x = 67,952.25 × 25,581.96
  4. Step 4: Simplify right side
    45,345.42x = 1,738,351,741.41
  5. Step 5: Solve for x
    x = 1,738,351,741.41/45,345.42
  6. Step 6: Final answer
    x = 38,335.77

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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.