Home / 147,527.80-221,324.22-87,610.75

Finding the Fourth Proportional to 147,527.80, 221,324.22 and 87,610.75

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Solution

The fourth proportional to 147,527.80, 221,324.22 and 87,610.75 is: 131,435.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,527.80 : 221,324.22 = 87,610.75 : x
  2. Step 2: Convert to fraction form
    147,527.80/221,324.22 = 87,610.75/x
  3. Step 3: Cross multiply
    147,527.80x = 221,324.22 × 87,610.75
  4. Step 4: Simplify right side
    147,527.80x = 19,390,380,907.37
  5. Step 5: Solve for x
    x = 19,390,380,907.37/147,527.80
  6. Step 6: Final answer
    x = 131,435.44

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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.