Home / 106,994.24-160,492.16-28,108.32

Finding the Fourth Proportional to 106,994.24, 160,492.16 and 28,108.32

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Solution

The fourth proportional to 106,994.24, 160,492.16 and 28,108.32 is: 42,162.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,994.24 : 160,492.16 = 28,108.32 : x
  2. Step 2: Convert to fraction form
    106,994.24/160,492.16 = 28,108.32/x
  3. Step 3: Cross multiply
    106,994.24x = 160,492.16 × 28,108.32
  4. Step 4: Simplify right side
    106,994.24x = 4,511,164,990.77
  5. Step 5: Solve for x
    x = 4,511,164,990.77/106,994.24
  6. Step 6: Final answer
    x = 42,162.69

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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.