Home / 179,190.18-247,282.56-98,623.50

Finding the Fourth Proportional to 179,190.18, 247,282.56 and 98,623.50

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Solution

The fourth proportional to 179,190.18, 247,282.56 and 98,623.50 is: 136,100.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,190.18 : 247,282.56 = 98,623.50 : x
  2. Step 2: Convert to fraction form
    179,190.18/247,282.56 = 98,623.50/x
  3. Step 3: Cross multiply
    179,190.18x = 247,282.56 × 98,623.50
  4. Step 4: Simplify right side
    179,190.18x = 24,387,871,556.16
  5. Step 5: Solve for x
    x = 24,387,871,556.16/179,190.18
  6. Step 6: Final answer
    x = 136,100.49

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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.