Home / 51,344.49-70,854.62-28,683.81

Finding the Fourth Proportional to 51,344.49, 70,854.62 and 28,683.81

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Solution

The fourth proportional to 51,344.49, 70,854.62 and 28,683.81 is: 39,583.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,344.49 : 70,854.62 = 28,683.81 : x
  2. Step 2: Convert to fraction form
    51,344.49/70,854.62 = 28,683.81/x
  3. Step 3: Cross multiply
    51,344.49x = 70,854.62 × 28,683.81
  4. Step 4: Simplify right side
    51,344.49x = 2,032,380,314.28
  5. Step 5: Solve for x
    x = 2,032,380,314.28/51,344.49
  6. Step 6: Final answer
    x = 39,583.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.