Home / 74,065.08-102,194.70-43,835.34

Finding the Fourth Proportional to 74,065.08, 102,194.70 and 43,835.34

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Solution

The fourth proportional to 74,065.08, 102,194.70 and 43,835.34 is: 60,483.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,065.08 : 102,194.70 = 43,835.34 : x
  2. Step 2: Convert to fraction form
    74,065.08/102,194.70 = 43,835.34/x
  3. Step 3: Cross multiply
    74,065.08x = 102,194.70 × 43,835.34
  4. Step 4: Simplify right side
    74,065.08x = 4,479,739,420.70
  5. Step 5: Solve for x
    x = 4,479,739,420.70/74,065.08
  6. Step 6: Final answer
    x = 60,483.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.