Home / 106,782.36-160,162.59-27,886.32

Finding the Fourth Proportional to 106,782.36, 160,162.59 and 27,886.32

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Solution

The fourth proportional to 106,782.36, 160,162.59 and 27,886.32 is: 41,826.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,782.36 : 160,162.59 = 27,886.32 : x
  2. Step 2: Convert to fraction form
    106,782.36/160,162.59 = 27,886.32/x
  3. Step 3: Cross multiply
    106,782.36x = 160,162.59 × 27,886.32
  4. Step 4: Simplify right side
    106,782.36x = 4,466,345,236.77
  5. Step 5: Solve for x
    x = 4,466,345,236.77/106,782.36
  6. Step 6: Final answer
    x = 41,826.62

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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.