Home / 56,539.09-84,818.40-19,099.43

Finding the Fourth Proportional to 56,539.09, 84,818.40 and 19,099.43

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Solution

The fourth proportional to 56,539.09, 84,818.40 and 19,099.43 is: 28,652.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,539.09 : 84,818.40 = 19,099.43 : x
  2. Step 2: Convert to fraction form
    56,539.09/84,818.40 = 19,099.43/x
  3. Step 3: Cross multiply
    56,539.09x = 84,818.40 × 19,099.43
  4. Step 4: Simplify right side
    56,539.09x = 1,619,983,093.51
  5. Step 5: Solve for x
    x = 1,619,983,093.51/56,539.09
  6. Step 6: Final answer
    x = 28,652.44

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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.