Home / 46,179.60-69,269.28-11,119.20

Finding the Fourth Proportional to 46,179.60, 69,269.28 and 11,119.20

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Solution

The fourth proportional to 46,179.60, 69,269.28 and 11,119.20 is: 16,678.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,179.60 : 69,269.28 = 11,119.20 : x
  2. Step 2: Convert to fraction form
    46,179.60/69,269.28 = 11,119.20/x
  3. Step 3: Cross multiply
    46,179.60x = 69,269.28 × 11,119.20
  4. Step 4: Simplify right side
    46,179.60x = 770,218,978.18
  5. Step 5: Solve for x
    x = 770,218,978.18/46,179.60
  6. Step 6: Final answer
    x = 16,678.77

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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.