Home / 214,023.21-295,285.07-123,366.80

Finding the Fourth Proportional to 214,023.21, 295,285.07 and 123,366.80

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Solution

The fourth proportional to 214,023.21, 295,285.07 and 123,366.80 is: 170,207.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,023.21 : 295,285.07 = 123,366.80 : x
  2. Step 2: Convert to fraction form
    214,023.21/295,285.07 = 123,366.80/x
  3. Step 3: Cross multiply
    214,023.21x = 295,285.07 × 123,366.80
  4. Step 4: Simplify right side
    214,023.21x = 36,428,372,080.42
  5. Step 5: Solve for x
    x = 36,428,372,080.42/214,023.21
  6. Step 6: Final answer
    x = 170,207.58

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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.