Home / 48,408.68-66,787.34-30,247.08

Finding the Fourth Proportional to 48,408.68, 66,787.34 and 30,247.08

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Solution

The fourth proportional to 48,408.68, 66,787.34 and 30,247.08 is: 41,730.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,408.68 : 66,787.34 = 30,247.08 : x
  2. Step 2: Convert to fraction form
    48,408.68/66,787.34 = 30,247.08/x
  3. Step 3: Cross multiply
    48,408.68x = 66,787.34 × 30,247.08
  4. Step 4: Simplify right side
    48,408.68x = 2,020,122,015.97
  5. Step 5: Solve for x
    x = 2,020,122,015.97/48,408.68
  6. Step 6: Final answer
    x = 41,730.57

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1.5x scale

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.