Home / 289,023.87-433,467.74-162,718.95

Finding the Fourth Proportional to 289,023.87, 433,467.74 and 162,718.95

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Solution

The fourth proportional to 289,023.87, 433,467.74 and 162,718.95 is: 244,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,023.87 : 433,467.74 = 162,718.95 : x
  2. Step 2: Convert to fraction form
    289,023.87/433,467.74 = 162,718.95/x
  3. Step 3: Cross multiply
    289,023.87x = 433,467.74 × 162,718.95
  4. Step 4: Simplify right side
    289,023.87x = 70,533,414,698.08
  5. Step 5: Solve for x
    x = 70,533,414,698.08/289,023.87
  6. Step 6: Final answer
    x = 244,040.10

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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.