Home / 74,923.04-112,273.31-30,495.44

Finding the Fourth Proportional to 74,923.04, 112,273.31 and 30,495.44

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Solution

The fourth proportional to 74,923.04, 112,273.31 and 30,495.44 is: 45,697.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,923.04 : 112,273.31 = 30,495.44 : x
  2. Step 2: Convert to fraction form
    74,923.04/112,273.31 = 30,495.44/x
  3. Step 3: Cross multiply
    74,923.04x = 112,273.31 × 30,495.44
  4. Step 4: Simplify right side
    74,923.04x = 3,423,823,503.58
  5. Step 5: Solve for x
    x = 3,423,823,503.58/74,923.04
  6. Step 6: Final answer
    x = 45,697.88

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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.