Home / 153,367.28-211,597.62-92,918.60

Finding the Fourth Proportional to 153,367.28, 211,597.62 and 92,918.60

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Solution

The fourth proportional to 153,367.28, 211,597.62 and 92,918.60 is: 128,197.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,367.28 : 211,597.62 = 92,918.60 : x
  2. Step 2: Convert to fraction form
    153,367.28/211,597.62 = 92,918.60/x
  3. Step 3: Cross multiply
    153,367.28x = 211,597.62 × 92,918.60
  4. Step 4: Simplify right side
    153,367.28x = 19,661,354,613.73
  5. Step 5: Solve for x
    x = 19,661,354,613.73/153,367.28
  6. Step 6: Final answer
    x = 128,197.84

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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.