Home / 151,795.44-209,476.53-83,812.41

Finding the Fourth Proportional to 151,795.44, 209,476.53 and 83,812.41

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Solution

The fourth proportional to 151,795.44, 209,476.53 and 83,812.41 is: 115,660.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,795.44 : 209,476.53 = 83,812.41 : x
  2. Step 2: Convert to fraction form
    151,795.44/209,476.53 = 83,812.41/x
  3. Step 3: Cross multiply
    151,795.44x = 209,476.53 × 83,812.41
  4. Step 4: Simplify right side
    151,795.44x = 17,556,732,817.74
  5. Step 5: Solve for x
    x = 17,556,732,817.74/151,795.44
  6. Step 6: Final answer
    x = 115,660.48

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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.