Home / 320,981.56-481,471.18-96,341.02

Finding the Fourth Proportional to 320,981.56, 481,471.18 and 96,341.02

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Solution

The fourth proportional to 320,981.56, 481,471.18 and 96,341.02 is: 144,511.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,981.56 : 481,471.18 = 96,341.02 : x
  2. Step 2: Convert to fraction form
    320,981.56/481,471.18 = 96,341.02/x
  3. Step 3: Cross multiply
    320,981.56x = 481,471.18 × 96,341.02
  4. Step 4: Simplify right side
    320,981.56x = 46,385,423,137.27
  5. Step 5: Solve for x
    x = 46,385,423,137.27/320,981.56
  6. Step 6: Final answer
    x = 144,511.18

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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.