Home / 49,657.75-74,463.29-18,045.53

Finding the Fourth Proportional to 49,657.75, 74,463.29 and 18,045.53

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Solution

The fourth proportional to 49,657.75, 74,463.29 and 18,045.53 is: 27,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,657.75 : 74,463.29 = 18,045.53 : x
  2. Step 2: Convert to fraction form
    49,657.75/74,463.29 = 18,045.53/x
  3. Step 3: Cross multiply
    49,657.75x = 74,463.29 × 18,045.53
  4. Step 4: Simplify right side
    49,657.75x = 1,343,729,206.39
  5. Step 5: Solve for x
    x = 1,343,729,206.39/49,657.75
  6. Step 6: Final answer
    x = 27,059.81

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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.