Home / 140,826.23-209,983.17-125,178.24

Finding the Fourth Proportional to 140,826.23, 209,983.17 and 125,178.24

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Solution

The fourth proportional to 140,826.23, 209,983.17 and 125,178.24 is: 186,650.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,826.23 : 209,983.17 = 125,178.24 : x
  2. Step 2: Convert to fraction form
    140,826.23/209,983.17 = 125,178.24/x
  3. Step 3: Cross multiply
    140,826.23x = 209,983.17 × 125,178.24
  4. Step 4: Simplify right side
    140,826.23x = 26,285,323,650.22
  5. Step 5: Solve for x
    x = 26,285,323,650.22/140,826.23
  6. Step 6: Final answer
    x = 186,650.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.