Home / 140,809.14-211,214.34-35,628.21

Finding the Fourth Proportional to 140,809.14, 211,214.34 and 35,628.21

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Solution

The fourth proportional to 140,809.14, 211,214.34 and 35,628.21 is: 53,442.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,809.14 : 211,214.34 = 35,628.21 : x
  2. Step 2: Convert to fraction form
    140,809.14/211,214.34 = 35,628.21/x
  3. Step 3: Cross multiply
    140,809.14x = 211,214.34 × 35,628.21
  4. Step 4: Simplify right side
    140,809.14x = 7,525,188,860.53
  5. Step 5: Solve for x
    x = 7,525,188,860.53/140,809.14
  6. Step 6: Final answer
    x = 53,442.47

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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.