Home / 46,919.60-70,379.64-11,859.29

Finding the Fourth Proportional to 46,919.60, 70,379.64 and 11,859.29

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Solution

The fourth proportional to 46,919.60, 70,379.64 and 11,859.29 is: 17,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,919.60 : 70,379.64 = 11,859.29 : x
  2. Step 2: Convert to fraction form
    46,919.60/70,379.64 = 11,859.29/x
  3. Step 3: Cross multiply
    46,919.60x = 70,379.64 × 11,859.29
  4. Step 4: Simplify right side
    46,919.60x = 834,652,560.86
  5. Step 5: Solve for x
    x = 834,652,560.86/46,919.60
  6. Step 6: Final answer
    x = 17,789.00

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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.