Home / 186,170.43-257,029.23-114,647.32

Finding the Fourth Proportional to 186,170.43, 257,029.23 and 114,647.32

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Solution

The fourth proportional to 186,170.43, 257,029.23 and 114,647.32 is: 158,283.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,170.43 : 257,029.23 = 114,647.32 : x
  2. Step 2: Convert to fraction form
    186,170.43/257,029.23 = 114,647.32/x
  3. Step 3: Cross multiply
    186,170.43x = 257,029.23 × 114,647.32
  4. Step 4: Simplify right side
    186,170.43x = 29,467,712,887.94
  5. Step 5: Solve for x
    x = 29,467,712,887.94/186,170.43
  6. Step 6: Final answer
    x = 158,283.53

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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.