Home / 177,537.75-245,009.39-102,086.25

Finding the Fourth Proportional to 177,537.75, 245,009.39 and 102,086.25

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Solution

The fourth proportional to 177,537.75, 245,009.39 and 102,086.25 is: 140,883.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,537.75 : 245,009.39 = 102,086.25 : x
  2. Step 2: Convert to fraction form
    177,537.75/245,009.39 = 102,086.25/x
  3. Step 3: Cross multiply
    177,537.75x = 245,009.39 × 102,086.25
  4. Step 4: Simplify right side
    177,537.75x = 25,012,089,839.89
  5. Step 5: Solve for x
    x = 25,012,089,839.89/177,537.75
  6. Step 6: Final answer
    x = 140,883.22

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1.5x scale

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.