Home / 48,725.37-67,239.11-30,585.85

Finding the Fourth Proportional to 48,725.37, 67,239.11 and 30,585.85

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Solution

The fourth proportional to 48,725.37, 67,239.11 and 30,585.85 is: 42,207.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,725.37 : 67,239.11 = 30,585.85 : x
  2. Step 2: Convert to fraction form
    48,725.37/67,239.11 = 30,585.85/x
  3. Step 3: Cross multiply
    48,725.37x = 67,239.11 × 30,585.85
  4. Step 4: Simplify right side
    48,725.37x = 2,056,565,240.96
  5. Step 5: Solve for x
    x = 2,056,565,240.96/48,725.37
  6. Step 6: Final answer
    x = 42,207.28

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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.