Home / 89,556.37-123,587.80-49,269.27

Finding the Fourth Proportional to 89,556.37, 123,587.80 and 49,269.27

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Solution

The fourth proportional to 89,556.37, 123,587.80 and 49,269.27 is: 67,991.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,556.37 : 123,587.80 = 49,269.27 : x
  2. Step 2: Convert to fraction form
    89,556.37/123,587.80 = 49,269.27/x
  3. Step 3: Cross multiply
    89,556.37x = 123,587.80 × 49,269.27
  4. Step 4: Simplify right side
    89,556.37x = 6,089,080,686.91
  5. Step 5: Solve for x
    x = 6,089,080,686.91/89,556.37
  6. Step 6: Final answer
    x = 67,991.60

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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.