Home / 211,514.04-291,908.07-116,039.34

Finding the Fourth Proportional to 211,514.04, 291,908.07 and 116,039.34

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Solution

The fourth proportional to 211,514.04, 291,908.07 and 116,039.34 is: 160,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,514.04 : 291,908.07 = 116,039.34 : x
  2. Step 2: Convert to fraction form
    211,514.04/291,908.07 = 116,039.34/x
  3. Step 3: Cross multiply
    211,514.04x = 291,908.07 × 116,039.34
  4. Step 4: Simplify right side
    211,514.04x = 33,872,819,783.47
  5. Step 5: Solve for x
    x = 33,872,819,783.47/211,514.04
  6. Step 6: Final answer
    x = 160,144.55

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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.