Home / 306,180.95-459,480.38-106,499.34

Finding the Fourth Proportional to 306,180.95, 459,480.38 and 106,499.34

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Solution

The fourth proportional to 306,180.95, 459,480.38 and 106,499.34 is: 159,821.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,180.95 : 459,480.38 = 106,499.34 : x
  2. Step 2: Convert to fraction form
    306,180.95/459,480.38 = 106,499.34/x
  3. Step 3: Cross multiply
    306,180.95x = 459,480.38 × 106,499.34
  4. Step 4: Simplify right side
    306,180.95x = 48,934,356,680.45
  5. Step 5: Solve for x
    x = 48,934,356,680.45/306,180.95
  6. Step 6: Final answer
    x = 159,821.69

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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.