Home / 213,873.21-295,133.49-127,834.20

Finding the Fourth Proportional to 213,873.21, 295,133.49 and 127,834.20

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Solution

The fourth proportional to 213,873.21, 295,133.49 and 127,834.20 is: 176,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,873.21 : 295,133.49 = 127,834.20 : x
  2. Step 2: Convert to fraction form
    213,873.21/295,133.49 = 127,834.20/x
  3. Step 3: Cross multiply
    213,873.21x = 295,133.49 × 127,834.20
  4. Step 4: Simplify right side
    213,873.21x = 37,728,153,587.36
  5. Step 5: Solve for x
    x = 37,728,153,587.36/213,873.21
  6. Step 6: Final answer
    x = 176,404.30

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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.