Home / 49,944.81-74,916.95-20,362.53

Finding the Fourth Proportional to 49,944.81, 74,916.95 and 20,362.53

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Solution

The fourth proportional to 49,944.81, 74,916.95 and 20,362.53 is: 30,543.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,944.81 : 74,916.95 = 20,362.53 : x
  2. Step 2: Convert to fraction form
    49,944.81/74,916.95 = 20,362.53/x
  3. Step 3: Cross multiply
    49,944.81x = 74,916.95 × 20,362.53
  4. Step 4: Simplify right side
    49,944.81x = 1,525,498,540.07
  5. Step 5: Solve for x
    x = 1,525,498,540.07/49,944.81
  6. Step 6: Final answer
    x = 30,543.68

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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.