Home / 177,099.13-265,503.93-82,388.35

Finding the Fourth Proportional to 177,099.13, 265,503.93 and 82,388.35

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Solution

The fourth proportional to 177,099.13, 265,503.93 and 82,388.35 is: 123,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,099.13 : 265,503.93 = 82,388.35 : x
  2. Step 2: Convert to fraction form
    177,099.13/265,503.93 = 82,388.35/x
  3. Step 3: Cross multiply
    177,099.13x = 265,503.93 × 82,388.35
  4. Step 4: Simplify right side
    177,099.13x = 21,874,430,711.22
  5. Step 5: Solve for x
    x = 21,874,430,711.22/177,099.13
  6. Step 6: Final answer
    x = 123,515.18

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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.