Home / 74,223.30-111,307.29-29,835.09

Finding the Fourth Proportional to 74,223.30, 111,307.29 and 29,835.09

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Solution

The fourth proportional to 74,223.30, 111,307.29 and 29,835.09 is: 44,741.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,223.30 : 111,307.29 = 29,835.09 : x
  2. Step 2: Convert to fraction form
    74,223.30/111,307.29 = 29,835.09/x
  3. Step 3: Cross multiply
    74,223.30x = 111,307.29 × 29,835.09
  4. Step 4: Simplify right side
    74,223.30x = 3,320,863,014.81
  5. Step 5: Solve for x
    x = 3,320,863,014.81/74,223.30
  6. Step 6: Final answer
    x = 44,741.52

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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.