Home / 74,619.63-102,975.03-41,085.63

Finding the Fourth Proportional to 74,619.63, 102,975.03 and 41,085.63

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Solution

The fourth proportional to 74,619.63, 102,975.03 and 41,085.63 is: 56,698.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,619.63 : 102,975.03 = 41,085.63 : x
  2. Step 2: Convert to fraction form
    74,619.63/102,975.03 = 41,085.63/x
  3. Step 3: Cross multiply
    74,619.63x = 102,975.03 × 41,085.63
  4. Step 4: Simplify right side
    74,619.63x = 4,230,793,981.82
  5. Step 5: Solve for x
    x = 4,230,793,981.82/74,619.63
  6. Step 6: Final answer
    x = 56,698.14

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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.