Home / 354,826.57-532,247.41-127,137.06

Finding the Fourth Proportional to 354,826.57, 532,247.41 and 127,137.06

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Solution

The fourth proportional to 354,826.57, 532,247.41 and 127,137.06 is: 190,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,826.57 : 532,247.41 = 127,137.06 : x
  2. Step 2: Convert to fraction form
    354,826.57/532,247.41 = 127,137.06/x
  3. Step 3: Cross multiply
    354,826.57x = 532,247.41 × 127,137.06
  4. Step 4: Simplify right side
    354,826.57x = 67,668,371,058.94
  5. Step 5: Solve for x
    x = 67,668,371,058.94/354,826.57
  6. Step 6: Final answer
    x = 190,708.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.