Home / 211,674.88-317,345.85-144,912.65

Finding the Fourth Proportional to 211,674.88, 317,345.85 and 144,912.65

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Solution

The fourth proportional to 211,674.88, 317,345.85 and 144,912.65 is: 217,255.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,674.88 : 317,345.85 = 144,912.65 : x
  2. Step 2: Convert to fraction form
    211,674.88/317,345.85 = 144,912.65/x
  3. Step 3: Cross multiply
    211,674.88x = 317,345.85 × 144,912.65
  4. Step 4: Simplify right side
    211,674.88x = 45,987,428,090.00
  5. Step 5: Solve for x
    x = 45,987,428,090.00/211,674.88
  6. Step 6: Final answer
    x = 217,255.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.