Home / 47,775.80-65,930.28-26,556.32

Finding the Fourth Proportional to 47,775.80, 65,930.28 and 26,556.32

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Solution

The fourth proportional to 47,775.80, 65,930.28 and 26,556.32 is: 36,647.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,775.80 : 65,930.28 = 26,556.32 : x
  2. Step 2: Convert to fraction form
    47,775.80/65,930.28 = 26,556.32/x
  3. Step 3: Cross multiply
    47,775.80x = 65,930.28 × 26,556.32
  4. Step 4: Simplify right side
    47,775.80x = 1,750,865,613.37
  5. Step 5: Solve for x
    x = 1,750,865,613.37/47,775.80
  6. Step 6: Final answer
    x = 36,647.54

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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.