Home / 62,853.69-94,280.51-18,480.81

Finding the Fourth Proportional to 62,853.69, 94,280.51 and 18,480.81

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Solution

The fourth proportional to 62,853.69, 94,280.51 and 18,480.81 is: 27,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,853.69 : 94,280.51 = 18,480.81 : x
  2. Step 2: Convert to fraction form
    62,853.69/94,280.51 = 18,480.81/x
  3. Step 3: Cross multiply
    62,853.69x = 94,280.51 × 18,480.81
  4. Step 4: Simplify right side
    62,853.69x = 1,742,380,099.61
  5. Step 5: Solve for x
    x = 1,742,380,099.61/62,853.69
  6. Step 6: Final answer
    x = 27,721.21

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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.