Home / 223,194.30-308,061.27-127,756.14

Finding the Fourth Proportional to 223,194.30, 308,061.27 and 127,756.14

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Solution

The fourth proportional to 223,194.30, 308,061.27 and 127,756.14 is: 176,333.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,194.30 : 308,061.27 = 127,756.14 : x
  2. Step 2: Convert to fraction form
    223,194.30/308,061.27 = 127,756.14/x
  3. Step 3: Cross multiply
    223,194.30x = 308,061.27 × 127,756.14
  4. Step 4: Simplify right side
    223,194.30x = 39,356,718,738.70
  5. Step 5: Solve for x
    x = 39,356,718,738.70/223,194.30
  6. Step 6: Final answer
    x = 176,333.89

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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.