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Finding the Fourth Proportional to 98,237.80, 147,371.58 and 50,180.02

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Solution

The fourth proportional to 98,237.80, 147,371.58 and 50,180.02 is: 75,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,237.80 : 147,371.58 = 50,180.02 : x
  2. Step 2: Convert to fraction form
    98,237.80/147,371.58 = 50,180.02/x
  3. Step 3: Cross multiply
    98,237.80x = 147,371.58 × 50,180.02
  4. Step 4: Simplify right side
    98,237.80x = 7,395,108,831.83
  5. Step 5: Solve for x
    x = 7,395,108,831.83/98,237.80
  6. Step 6: Final answer
    x = 75,277.63

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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.