Home / 37,085.44-51,176.64-20,319.04

Finding the Fourth Proportional to 37,085.44, 51,176.64 and 20,319.04

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Solution

The fourth proportional to 37,085.44, 51,176.64 and 20,319.04 is: 28,039.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,085.44 : 51,176.64 = 20,319.04 : x
  2. Step 2: Convert to fraction form
    37,085.44/51,176.64 = 20,319.04/x
  3. Step 3: Cross multiply
    37,085.44x = 51,176.64 × 20,319.04
  4. Step 4: Simplify right side
    37,085.44x = 1,039,860,195.23
  5. Step 5: Solve for x
    x = 1,039,860,195.23/37,085.44
  6. Step 6: Final answer
    x = 28,039.58

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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.