Home / 262,636.04-393,921.18-73,110.62

Finding the Fourth Proportional to 262,636.04, 393,921.18 and 73,110.62

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Solution

The fourth proportional to 262,636.04, 393,921.18 and 73,110.62 is: 109,656.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,636.04 : 393,921.18 = 73,110.62 : x
  2. Step 2: Convert to fraction form
    262,636.04/393,921.18 = 73,110.62/x
  3. Step 3: Cross multiply
    262,636.04x = 393,921.18 × 73,110.62
  4. Step 4: Simplify right side
    262,636.04x = 28,799,819,731.33
  5. Step 5: Solve for x
    x = 28,799,819,731.33/262,636.04
  6. Step 6: Final answer
    x = 109,656.77

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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.