Home / 106,788.57-160,473.85-56,904.32

Finding the Fourth Proportional to 106,788.57, 160,473.85 and 56,904.32

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Solution

The fourth proportional to 106,788.57, 160,473.85 and 56,904.32 is: 85,511.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,788.57 : 160,473.85 = 56,904.32 : x
  2. Step 2: Convert to fraction form
    106,788.57/160,473.85 = 56,904.32/x
  3. Step 3: Cross multiply
    106,788.57x = 160,473.85 × 56,904.32
  4. Step 4: Simplify right side
    106,788.57x = 9,131,654,367.40
  5. Step 5: Solve for x
    x = 9,131,654,367.40/106,788.57
  6. Step 6: Final answer
    x = 85,511.53

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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.