Home / 234,884.64-324,138.24-127,457.04

Finding the Fourth Proportional to 234,884.64, 324,138.24 and 127,457.04

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Solution

The fourth proportional to 234,884.64, 324,138.24 and 127,457.04 is: 175,889.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,884.64 : 324,138.24 = 127,457.04 : x
  2. Step 2: Convert to fraction form
    234,884.64/324,138.24 = 127,457.04/x
  3. Step 3: Cross multiply
    234,884.64x = 324,138.24 × 127,457.04
  4. Step 4: Simplify right side
    234,884.64x = 41,313,700,621.21
  5. Step 5: Solve for x
    x = 41,313,700,621.21/234,884.64
  6. Step 6: Final answer
    x = 175,889.32

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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.