Home / 74,506.23-102,818.03-40,514.74

Finding the Fourth Proportional to 74,506.23, 102,818.03 and 40,514.74

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Solution

The fourth proportional to 74,506.23, 102,818.03 and 40,514.74 is: 55,910.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,506.23 : 102,818.03 = 40,514.74 : x
  2. Step 2: Convert to fraction form
    74,506.23/102,818.03 = 40,514.74/x
  3. Step 3: Cross multiply
    74,506.23x = 102,818.03 × 40,514.74
  4. Step 4: Simplify right side
    74,506.23x = 4,165,645,293.14
  5. Step 5: Solve for x
    x = 4,165,645,293.14/74,506.23
  6. Step 6: Final answer
    x = 55,910.03

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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.