Home / 49,714.02-74,571.12-20,111.58

Finding the Fourth Proportional to 49,714.02, 74,571.12 and 20,111.58

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Solution

The fourth proportional to 49,714.02, 74,571.12 and 20,111.58 is: 30,167.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,714.02 : 74,571.12 = 20,111.58 : x
  2. Step 2: Convert to fraction form
    49,714.02/74,571.12 = 20,111.58/x
  3. Step 3: Cross multiply
    49,714.02x = 74,571.12 × 20,111.58
  4. Step 4: Simplify right side
    49,714.02x = 1,499,743,045.57
  5. Step 5: Solve for x
    x = 1,499,743,045.57/49,714.02
  6. Step 6: Final answer
    x = 30,167.41

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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.