Home / 38,699.10-58,057.74-12,043.71

Finding the Fourth Proportional to 38,699.10, 58,057.74 and 12,043.71

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Solution

The fourth proportional to 38,699.10, 58,057.74 and 12,043.71 is: 18,068.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,699.10 : 58,057.74 = 12,043.71 : x
  2. Step 2: Convert to fraction form
    38,699.10/58,057.74 = 12,043.71/x
  3. Step 3: Cross multiply
    38,699.10x = 58,057.74 × 12,043.71
  4. Step 4: Simplify right side
    38,699.10x = 699,230,583.82
  5. Step 5: Solve for x
    x = 699,230,583.82/38,699.10
  6. Step 6: Final answer
    x = 18,068.39

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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.