Home / 140,884.16-211,432.26-109,216.76

Finding the Fourth Proportional to 140,884.16, 211,432.26 and 109,216.76

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Solution

The fourth proportional to 140,884.16, 211,432.26 and 109,216.76 is: 163,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,884.16 : 211,432.26 = 109,216.76 : x
  2. Step 2: Convert to fraction form
    140,884.16/211,432.26 = 109,216.76/x
  3. Step 3: Cross multiply
    140,884.16x = 211,432.26 × 109,216.76
  4. Step 4: Simplify right side
    140,884.16x = 23,091,946,396.68
  5. Step 5: Solve for x
    x = 23,091,946,396.68/140,884.16
  6. Step 6: Final answer
    x = 163,907.33

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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.