Home / 36,000.80-54,001.20-26,093.60

Finding the Fourth Proportional to 36,000.80, 54,001.20 and 26,093.60

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Solution

The fourth proportional to 36,000.80, 54,001.20 and 26,093.60 is: 39,140.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,000.80 : 54,001.20 = 26,093.60 : x
  2. Step 2: Convert to fraction form
    36,000.80/54,001.20 = 26,093.60/x
  3. Step 3: Cross multiply
    36,000.80x = 54,001.20 × 26,093.60
  4. Step 4: Simplify right side
    36,000.80x = 1,409,085,712.32
  5. Step 5: Solve for x
    x = 1,409,085,712.32/36,000.80
  6. Step 6: Final answer
    x = 39,140.40

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1.5x scale

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.