Home / 48,414.48-72,585.92-20,342.84

Finding the Fourth Proportional to 48,414.48, 72,585.92 and 20,342.84

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Solution

The fourth proportional to 48,414.48, 72,585.92 and 20,342.84 is: 30,499.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,414.48 : 72,585.92 = 20,342.84 : x
  2. Step 2: Convert to fraction form
    48,414.48/72,585.92 = 20,342.84/x
  3. Step 3: Cross multiply
    48,414.48x = 72,585.92 × 20,342.84
  4. Step 4: Simplify right side
    48,414.48x = 1,476,603,756.81
  5. Step 5: Solve for x
    x = 1,476,603,756.81/48,414.48
  6. Step 6: Final answer
    x = 30,499.22

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1.5x scale

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.