Home / 214,305.08-295,535.85-128,249.42

Finding the Fourth Proportional to 214,305.08, 295,535.85 and 128,249.42

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Solution

The fourth proportional to 214,305.08, 295,535.85 and 128,249.42 is: 176,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,305.08 : 295,535.85 = 128,249.42 : x
  2. Step 2: Convert to fraction form
    214,305.08/295,535.85 = 128,249.42/x
  3. Step 3: Cross multiply
    214,305.08x = 295,535.85 × 128,249.42
  4. Step 4: Simplify right side
    214,305.08x = 37,902,301,351.71
  5. Step 5: Solve for x
    x = 37,902,301,351.71/214,305.08
  6. Step 6: Final answer
    x = 176,861.42

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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.