Home / 40,883.10-61,324.65-12,805.35

Finding the Fourth Proportional to 40,883.10, 61,324.65 and 12,805.35

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Solution

The fourth proportional to 40,883.10, 61,324.65 and 12,805.35 is: 19,208.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,883.10 : 61,324.65 = 12,805.35 : x
  2. Step 2: Convert to fraction form
    40,883.10/61,324.65 = 12,805.35/x
  3. Step 3: Cross multiply
    40,883.10x = 61,324.65 × 12,805.35
  4. Step 4: Simplify right side
    40,883.10x = 785,283,606.88
  5. Step 5: Solve for x
    x = 785,283,606.88/40,883.10
  6. Step 6: Final answer
    x = 19,208.03

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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.