Home / 186,262.22-257,047.37-131,911.63

Finding the Fourth Proportional to 186,262.22, 257,047.37 and 131,911.63

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Solution

The fourth proportional to 186,262.22, 257,047.37 and 131,911.63 is: 182,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,262.22 : 257,047.37 = 131,911.63 : x
  2. Step 2: Convert to fraction form
    186,262.22/257,047.37 = 131,911.63/x
  3. Step 3: Cross multiply
    186,262.22x = 257,047.37 × 131,911.63
  4. Step 4: Simplify right side
    186,262.22x = 33,907,536,756.41
  5. Step 5: Solve for x
    x = 33,907,536,756.41/186,262.22
  6. Step 6: Final answer
    x = 182,041.94

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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.