Home / 214,126.10-295,632.66-137,679.52

Finding the Fourth Proportional to 214,126.10, 295,632.66 and 137,679.52

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Solution

The fourth proportional to 214,126.10, 295,632.66 and 137,679.52 is: 190,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,126.10 : 295,632.66 = 137,679.52 : x
  2. Step 2: Convert to fraction form
    214,126.10/295,632.66 = 137,679.52/x
  3. Step 3: Cross multiply
    214,126.10x = 295,632.66 × 137,679.52
  4. Step 4: Simplify right side
    214,126.10x = 40,702,562,725.12
  5. Step 5: Solve for x
    x = 40,702,562,725.12/214,126.10
  6. Step 6: Final answer
    x = 190,086.88

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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.