Home / 211,632.23-317,411.60-83,514.33

Finding the Fourth Proportional to 211,632.23, 317,411.60 and 83,514.33

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Solution

The fourth proportional to 211,632.23, 317,411.60 and 83,514.33 is: 125,256.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,632.23 : 317,411.60 = 83,514.33 : x
  2. Step 2: Convert to fraction form
    211,632.23/317,411.60 = 83,514.33/x
  3. Step 3: Cross multiply
    211,632.23x = 317,411.60 × 83,514.33
  4. Step 4: Simplify right side
    211,632.23x = 26,508,416,690.66
  5. Step 5: Solve for x
    x = 26,508,416,690.66/211,632.23
  6. Step 6: Final answer
    x = 125,256.99

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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.