Home / 218,164.14-301,060.53-122,668.38

Finding the Fourth Proportional to 218,164.14, 301,060.53 and 122,668.38

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Solution

The fourth proportional to 218,164.14, 301,060.53 and 122,668.38 is: 169,279.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,164.14 : 301,060.53 = 122,668.38 : x
  2. Step 2: Convert to fraction form
    218,164.14/301,060.53 = 122,668.38/x
  3. Step 3: Cross multiply
    218,164.14x = 301,060.53 × 122,668.38
  4. Step 4: Simplify right side
    218,164.14x = 36,930,607,497.04
  5. Step 5: Solve for x
    x = 36,930,607,497.04/218,164.14
  6. Step 6: Final answer
    x = 169,279.00

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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.