Home / 104,621.34-144,366.66-62,171.70

Finding the Fourth Proportional to 104,621.34, 144,366.66 and 62,171.70

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Solution

The fourth proportional to 104,621.34, 144,366.66 and 62,171.70 is: 85,790.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,621.34 : 144,366.66 = 62,171.70 : x
  2. Step 2: Convert to fraction form
    104,621.34/144,366.66 = 62,171.70/x
  3. Step 3: Cross multiply
    104,621.34x = 144,366.66 × 62,171.70
  4. Step 4: Simplify right side
    104,621.34x = 8,975,520,675.52
  5. Step 5: Solve for x
    x = 8,975,520,675.52/104,621.34
  6. Step 6: Final answer
    x = 85,790.53

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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.