Home / 306,534.19-459,844.40-106,825.90

Finding the Fourth Proportional to 306,534.19, 459,844.40 and 106,825.90

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Solution

The fourth proportional to 306,534.19, 459,844.40 and 106,825.90 is: 160,253.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,534.19 : 459,844.40 = 106,825.90 : x
  2. Step 2: Convert to fraction form
    306,534.19/459,844.40 = 106,825.90/x
  3. Step 3: Cross multiply
    306,534.19x = 459,844.40 × 106,825.90
  4. Step 4: Simplify right side
    306,534.19x = 49,123,291,355.83
  5. Step 5: Solve for x
    x = 49,123,291,355.83/306,534.19
  6. Step 6: Final answer
    x = 160,253.87

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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.