Home / 51,195.03-70,646.64-28,536.49

Finding the Fourth Proportional to 51,195.03, 70,646.64 and 28,536.49

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Solution

The fourth proportional to 51,195.03, 70,646.64 and 28,536.49 is: 39,378.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,195.03 : 70,646.64 = 28,536.49 : x
  2. Step 2: Convert to fraction form
    51,195.03/70,646.64 = 28,536.49/x
  3. Step 3: Cross multiply
    51,195.03x = 70,646.64 × 28,536.49
  4. Step 4: Simplify right side
    51,195.03x = 2,016,007,135.89
  5. Step 5: Solve for x
    x = 2,016,007,135.89/51,195.03
  6. Step 6: Final answer
    x = 39,378.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.