Home / 49,649.09-74,526.69-20,086.25

Finding the Fourth Proportional to 49,649.09, 74,526.69 and 20,086.25

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Solution

The fourth proportional to 49,649.09, 74,526.69 and 20,086.25 is: 30,150.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,649.09 : 74,526.69 = 20,086.25 : x
  2. Step 2: Convert to fraction form
    49,649.09/74,526.69 = 20,086.25/x
  3. Step 3: Cross multiply
    49,649.09x = 74,526.69 × 20,086.25
  4. Step 4: Simplify right side
    49,649.09x = 1,496,961,354.38
  5. Step 5: Solve for x
    x = 1,496,961,354.38/49,649.09
  6. Step 6: Final answer
    x = 30,150.83

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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.