Home / 177,204.38-265,929.68-72,023.45

Finding the Fourth Proportional to 177,204.38, 265,929.68 and 72,023.45

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Solution

The fourth proportional to 177,204.38, 265,929.68 and 72,023.45 is: 108,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,204.38 : 265,929.68 = 72,023.45 : x
  2. Step 2: Convert to fraction form
    177,204.38/265,929.68 = 72,023.45/x
  3. Step 3: Cross multiply
    177,204.38x = 265,929.68 × 72,023.45
  4. Step 4: Simplify right side
    177,204.38x = 19,153,171,861.41
  5. Step 5: Solve for x
    x = 19,153,171,861.41/177,204.38
  6. Step 6: Final answer
    x = 108,085.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.