Home / 262,403.10-393,636.60-93,941.10

Finding the Fourth Proportional to 262,403.10, 393,636.60 and 93,941.10

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Solution

The fourth proportional to 262,403.10, 393,636.60 and 93,941.10 is: 140,923.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,403.10 : 393,636.60 = 93,941.10 : x
  2. Step 2: Convert to fraction form
    262,403.10/393,636.60 = 93,941.10/x
  3. Step 3: Cross multiply
    262,403.10x = 393,636.60 × 93,941.10
  4. Step 4: Simplify right side
    262,403.10x = 36,978,655,204.26
  5. Step 5: Solve for x
    x = 36,978,655,204.26/262,403.10
  6. Step 6: Final answer
    x = 140,923.09

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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.