Home / 49,381.09-74,080.84-19,801.24

Finding the Fourth Proportional to 49,381.09, 74,080.84 and 19,801.24

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Solution

The fourth proportional to 49,381.09, 74,080.84 and 19,801.24 is: 29,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,381.09 : 74,080.84 = 19,801.24 : x
  2. Step 2: Convert to fraction form
    49,381.09/74,080.84 = 19,801.24/x
  3. Step 3: Cross multiply
    49,381.09x = 74,080.84 × 19,801.24
  4. Step 4: Simplify right side
    49,381.09x = 1,466,892,492.24
  5. Step 5: Solve for x
    x = 1,466,892,492.24/49,381.09
  6. Step 6: Final answer
    x = 29,705.55

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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.