Home / 43,784.74-65,684.40-14,196.45

Finding the Fourth Proportional to 43,784.74, 65,684.40 and 14,196.45

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Solution

The fourth proportional to 43,784.74, 65,684.40 and 14,196.45 is: 21,297.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,784.74 : 65,684.40 = 14,196.45 : x
  2. Step 2: Convert to fraction form
    43,784.74/65,684.40 = 14,196.45/x
  3. Step 3: Cross multiply
    43,784.74x = 65,684.40 × 14,196.45
  4. Step 4: Simplify right side
    43,784.74x = 932,485,300.38
  5. Step 5: Solve for x
    x = 932,485,300.38/43,784.74
  6. Step 6: Final answer
    x = 21,297.04

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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.