Home / 306,428.26-459,642.48-96,082.60

Finding the Fourth Proportional to 306,428.26, 459,642.48 and 96,082.60

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Solution

The fourth proportional to 306,428.26, 459,642.48 and 96,082.60 is: 144,123.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,428.26 : 459,642.48 = 96,082.60 : x
  2. Step 2: Convert to fraction form
    306,428.26/459,642.48 = 96,082.60/x
  3. Step 3: Cross multiply
    306,428.26x = 459,642.48 × 96,082.60
  4. Step 4: Simplify right side
    306,428.26x = 44,163,644,548.85
  5. Step 5: Solve for x
    x = 44,163,644,548.85/306,428.26
  6. Step 6: Final answer
    x = 144,123.93

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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.