Home / 74,211.24-111,323.20-40,954.26

Finding the Fourth Proportional to 74,211.24, 111,323.20 and 40,954.26

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Solution

The fourth proportional to 74,211.24, 111,323.20 and 40,954.26 is: 61,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,211.24 : 111,323.20 = 40,954.26 : x
  2. Step 2: Convert to fraction form
    74,211.24/111,323.20 = 40,954.26/x
  3. Step 3: Cross multiply
    74,211.24x = 111,323.20 × 40,954.26
  4. Step 4: Simplify right side
    74,211.24x = 4,559,159,276.83
  5. Step 5: Solve for x
    x = 4,559,159,276.83/74,211.24
  6. Step 6: Final answer
    x = 61,434.89

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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.