Home / 230,869.98-346,175.37-81,068.58

Finding the Fourth Proportional to 230,869.98, 346,175.37 and 81,068.58

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Solution

The fourth proportional to 230,869.98, 346,175.37 and 81,068.58 is: 121,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,869.98 : 346,175.37 = 81,068.58 : x
  2. Step 2: Convert to fraction form
    230,869.98/346,175.37 = 81,068.58/x
  3. Step 3: Cross multiply
    230,869.98x = 346,175.37 × 81,068.58
  4. Step 4: Simplify right side
    230,869.98x = 28,063,945,676.87
  5. Step 5: Solve for x
    x = 28,063,945,676.87/230,869.98
  6. Step 6: Final answer
    x = 121,557.36

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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.