Home / 104,914.92-157,418.90-54,983.16

Finding the Fourth Proportional to 104,914.92, 157,418.90 and 54,983.16

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Solution

The fourth proportional to 104,914.92, 157,418.90 and 54,983.16 is: 82,499.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,914.92 : 157,418.90 = 54,983.16 : x
  2. Step 2: Convert to fraction form
    104,914.92/157,418.90 = 54,983.16/x
  3. Step 3: Cross multiply
    104,914.92x = 157,418.90 × 54,983.16
  4. Step 4: Simplify right side
    104,914.92x = 8,655,388,565.72
  5. Step 5: Solve for x
    x = 8,655,388,565.72/104,914.92
  6. Step 6: Final answer
    x = 82,499.12

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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.