Home / 104,659.14-144,441.80-58,731.43

Finding the Fourth Proportional to 104,659.14, 144,441.80 and 58,731.43

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Solution

The fourth proportional to 104,659.14, 144,441.80 and 58,731.43 is: 81,056.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,659.14 : 144,441.80 = 58,731.43 : x
  2. Step 2: Convert to fraction form
    104,659.14/144,441.80 = 58,731.43/x
  3. Step 3: Cross multiply
    104,659.14x = 144,441.80 × 58,731.43
  4. Step 4: Simplify right side
    104,659.14x = 8,483,273,465.77
  5. Step 5: Solve for x
    x = 8,483,273,465.77/104,659.14
  6. Step 6: Final answer
    x = 81,056.21

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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.