Home / 84,722.05-127,000.44-40,336.88

Finding the Fourth Proportional to 84,722.05, 127,000.44 and 40,336.88

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Solution

The fourth proportional to 84,722.05, 127,000.44 and 40,336.88 is: 60,465.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,722.05 : 127,000.44 = 40,336.88 : x
  2. Step 2: Convert to fraction form
    84,722.05/127,000.44 = 40,336.88/x
  3. Step 3: Cross multiply
    84,722.05x = 127,000.44 × 40,336.88
  4. Step 4: Simplify right side
    84,722.05x = 5,122,801,508.23
  5. Step 5: Solve for x
    x = 5,122,801,508.23/84,722.05
  6. Step 6: Final answer
    x = 60,465.98

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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.