Home / 159,523.37-239,339.48-100,289.69

Finding the Fourth Proportional to 159,523.37, 239,339.48 and 100,289.69

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Solution

The fourth proportional to 159,523.37, 239,339.48 and 100,289.69 is: 150,468.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,523.37 : 239,339.48 = 100,289.69 : x
  2. Step 2: Convert to fraction form
    159,523.37/239,339.48 = 100,289.69/x
  3. Step 3: Cross multiply
    159,523.37x = 239,339.48 × 100,289.69
  4. Step 4: Simplify right side
    159,523.37x = 24,003,281,752.51
  5. Step 5: Solve for x
    x = 24,003,281,752.51/159,523.37
  6. Step 6: Final answer
    x = 150,468.75

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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.