Home / 74,068.59-111,100.35-29,683.41

Finding the Fourth Proportional to 74,068.59, 111,100.35 and 29,683.41

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Solution

The fourth proportional to 74,068.59, 111,100.35 and 29,683.41 is: 44,524.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,068.59 : 111,100.35 = 29,683.41 : x
  2. Step 2: Convert to fraction form
    74,068.59/111,100.35 = 29,683.41/x
  3. Step 3: Cross multiply
    74,068.59x = 111,100.35 × 29,683.41
  4. Step 4: Simplify right side
    74,068.59x = 3,297,837,240.19
  5. Step 5: Solve for x
    x = 3,297,837,240.19/74,068.59
  6. Step 6: Final answer
    x = 44,524.10

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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.