Home / 47,278.80-70,853.40-33,411.60

Finding the Fourth Proportional to 47,278.80, 70,853.40 and 33,411.60

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Solution

The fourth proportional to 47,278.80, 70,853.40 and 33,411.60 is: 50,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,278.80 : 70,853.40 = 33,411.60 : x
  2. Step 2: Convert to fraction form
    47,278.80/70,853.40 = 33,411.60/x
  3. Step 3: Cross multiply
    47,278.80x = 70,853.40 × 33,411.60
  4. Step 4: Simplify right side
    47,278.80x = 2,367,325,459.44
  5. Step 5: Solve for x
    x = 2,367,325,459.44/47,278.80
  6. Step 6: Final answer
    x = 50,071.61

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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.