Home / 112,506.08-168,768.80-29,400

Finding the Fourth Proportional to 112,506.08, 168,768.80 and 29,400

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Solution

The fourth proportional to 112,506.08, 168,768.80 and 29,400 is: 44,102.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,506.08 : 168,768.80 = 29,400 : x
  2. Step 2: Convert to fraction form
    112,506.08/168,768.80 = 29,400/x
  3. Step 3: Cross multiply
    112,506.08x = 168,768.80 × 29,400
  4. Step 4: Simplify right side
    112,506.08x = 4,961,802,720
  5. Step 5: Solve for x
    x = 4,961,802,720/112,506.08
  6. Step 6: Final answer
    x = 44,102.53

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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.