Home / 175,180.50-241,749.36-99,729

Finding the Fourth Proportional to 175,180.50, 241,749.36 and 99,729

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Solution

The fourth proportional to 175,180.50, 241,749.36 and 99,729 is: 137,626.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,180.50 : 241,749.36 = 99,729 : x
  2. Step 2: Convert to fraction form
    175,180.50/241,749.36 = 99,729/x
  3. Step 3: Cross multiply
    175,180.50x = 241,749.36 × 99,729
  4. Step 4: Simplify right side
    175,180.50x = 24,109,421,923.44
  5. Step 5: Solve for x
    x = 24,109,421,923.44/175,180.50
  6. Step 6: Final answer
    x = 137,626.17

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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.