Home / 146,113.01-201,633.99-81,583.25

Finding the Fourth Proportional to 146,113.01, 201,633.99 and 81,583.25

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Solution

The fourth proportional to 146,113.01, 201,633.99 and 81,583.25 is: 112,583.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,113.01 : 201,633.99 = 81,583.25 : x
  2. Step 2: Convert to fraction form
    146,113.01/201,633.99 = 81,583.25/x
  3. Step 3: Cross multiply
    146,113.01x = 201,633.99 × 81,583.25
  4. Step 4: Simplify right side
    146,113.01x = 16,449,956,214.67
  5. Step 5: Solve for x
    x = 16,449,956,214.67/146,113.01
  6. Step 6: Final answer
    x = 112,583.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.