Home / 72,683.26-100,308.18-44,394.28

Finding the Fourth Proportional to 72,683.26, 100,308.18 and 44,394.28

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Solution

The fourth proportional to 72,683.26, 100,308.18 and 44,394.28 is: 61,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,683.26 : 100,308.18 = 44,394.28 : x
  2. Step 2: Convert to fraction form
    72,683.26/100,308.18 = 44,394.28/x
  3. Step 3: Cross multiply
    72,683.26x = 100,308.18 × 44,394.28
  4. Step 4: Simplify right side
    72,683.26x = 4,453,109,429.21
  5. Step 5: Solve for x
    x = 4,453,109,429.21/72,683.26
  6. Step 6: Final answer
    x = 61,267.33

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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.