Home / 49,860.30-74,790.45-32,145.60

Finding the Fourth Proportional to 49,860.30, 74,790.45 and 32,145.60

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Solution

The fourth proportional to 49,860.30, 74,790.45 and 32,145.60 is: 48,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,860.30 : 74,790.45 = 32,145.60 : x
  2. Step 2: Convert to fraction form
    49,860.30/74,790.45 = 32,145.60/x
  3. Step 3: Cross multiply
    49,860.30x = 74,790.45 × 32,145.60
  4. Step 4: Simplify right side
    49,860.30x = 2,404,183,889.52
  5. Step 5: Solve for x
    x = 2,404,183,889.52/49,860.30
  6. Step 6: Final answer
    x = 48,218.40

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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.