Home / 34,245.05-51,365.28-10,869.66

Finding the Fourth Proportional to 34,245.05, 51,365.28 and 10,869.66

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Solution

The fourth proportional to 34,245.05, 51,365.28 and 10,869.66 is: 16,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,245.05 : 51,365.28 = 10,869.66 : x
  2. Step 2: Convert to fraction form
    34,245.05/51,365.28 = 10,869.66/x
  3. Step 3: Cross multiply
    34,245.05x = 51,365.28 × 10,869.66
  4. Step 4: Simplify right side
    34,245.05x = 558,323,129.40
  5. Step 5: Solve for x
    x = 558,323,129.40/34,245.05
  6. Step 6: Final answer
    x = 16,303.76

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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.