Home / 223,197.30-308,065.41-127,759.14

Finding the Fourth Proportional to 223,197.30, 308,065.41 and 127,759.14

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Solution

The fourth proportional to 223,197.30, 308,065.41 and 127,759.14 is: 176,338.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,197.30 : 308,065.41 = 127,759.14 : x
  2. Step 2: Convert to fraction form
    223,197.30/308,065.41 = 127,759.14/x
  3. Step 3: Cross multiply
    223,197.30x = 308,065.41 × 127,759.14
  4. Step 4: Simplify right side
    223,197.30x = 39,358,171,845.35
  5. Step 5: Solve for x
    x = 39,358,171,845.35/223,197.30
  6. Step 6: Final answer
    x = 176,338.03

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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.