Home / 49,741.68-74,610.09-18,574.50

Finding the Fourth Proportional to 49,741.68, 74,610.09 and 18,574.50

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Solution

The fourth proportional to 49,741.68, 74,610.09 and 18,574.50 is: 27,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,741.68 : 74,610.09 = 18,574.50 : x
  2. Step 2: Convert to fraction form
    49,741.68/74,610.09 = 18,574.50/x
  3. Step 3: Cross multiply
    49,741.68x = 74,610.09 × 18,574.50
  4. Step 4: Simplify right side
    49,741.68x = 1,385,845,116.71
  5. Step 5: Solve for x
    x = 1,385,845,116.71/49,741.68
  6. Step 6: Final answer
    x = 27,860.84

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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.