Home / 49,741.81-74,610.28-18,574.63

Finding the Fourth Proportional to 49,741.81, 74,610.28 and 18,574.63

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Solution

The fourth proportional to 49,741.81, 74,610.28 and 18,574.63 is: 27,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,741.81 : 74,610.28 = 18,574.63 : x
  2. Step 2: Convert to fraction form
    49,741.81/74,610.28 = 18,574.63/x
  3. Step 3: Cross multiply
    49,741.81x = 74,610.28 × 18,574.63
  4. Step 4: Simplify right side
    49,741.81x = 1,385,858,345.20
  5. Step 5: Solve for x
    x = 1,385,858,345.20/49,741.81
  6. Step 6: Final answer
    x = 27,861.04

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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.