Home / 150,001.90-225,002.85-105,765.10

Finding the Fourth Proportional to 150,001.90, 225,002.85 and 105,765.10

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Solution

The fourth proportional to 150,001.90, 225,002.85 and 105,765.10 is: 158,647.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,001.90 : 225,002.85 = 105,765.10 : x
  2. Step 2: Convert to fraction form
    150,001.90/225,002.85 = 105,765.10/x
  3. Step 3: Cross multiply
    150,001.90x = 225,002.85 × 105,765.10
  4. Step 4: Simplify right side
    150,001.90x = 23,797,448,930.54
  5. Step 5: Solve for x
    x = 23,797,448,930.54/150,001.90
  6. Step 6: Final answer
    x = 158,647.65

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1.5x scale

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.