Home / 92,996.86-128,336.58-50,556.30

Finding the Fourth Proportional to 92,996.86, 128,336.58 and 50,556.30

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Solution

The fourth proportional to 92,996.86, 128,336.58 and 50,556.30 is: 69,768.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,996.86 : 128,336.58 = 50,556.30 : x
  2. Step 2: Convert to fraction form
    92,996.86/128,336.58 = 50,556.30/x
  3. Step 3: Cross multiply
    92,996.86x = 128,336.58 × 50,556.30
  4. Step 4: Simplify right side
    92,996.86x = 6,488,222,737.90
  5. Step 5: Solve for x
    x = 6,488,222,737.90/92,996.86
  6. Step 6: Final answer
    x = 69,768.19

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1.5x scale

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.