Home / 176,301.69-242,743.20-155,583.80

Finding the Fourth Proportional to 176,301.69, 242,743.20 and 155,583.80

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Solution

The fourth proportional to 176,301.69, 242,743.20 and 155,583.80 is: 214,217.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,301.69 : 242,743.20 = 155,583.80 : x
  2. Step 2: Convert to fraction form
    176,301.69/242,743.20 = 155,583.80/x
  3. Step 3: Cross multiply
    176,301.69x = 242,743.20 × 155,583.80
  4. Step 4: Simplify right side
    176,301.69x = 37,766,908,266.44
  5. Step 5: Solve for x
    x = 37,766,908,266.44/176,301.69
  6. Step 6: Final answer
    x = 214,217.51

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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.