Home / 214,344.32-295,739.36-128,266.44

Finding the Fourth Proportional to 214,344.32, 295,739.36 and 128,266.44

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Solution

The fourth proportional to 214,344.32, 295,739.36 and 128,266.44 is: 176,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,344.32 : 295,739.36 = 128,266.44 : x
  2. Step 2: Convert to fraction form
    214,344.32/295,739.36 = 128,266.44/x
  3. Step 3: Cross multiply
    214,344.32x = 295,739.36 × 128,266.44
  4. Step 4: Simplify right side
    214,344.32x = 37,933,434,875.08
  5. Step 5: Solve for x
    x = 37,933,434,875.08/214,344.32
  6. Step 6: Final answer
    x = 176,974.29

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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.