Home / 85,058.55-117,379.87-46,817.28

Finding the Fourth Proportional to 85,058.55, 117,379.87 and 46,817.28

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Solution

The fourth proportional to 85,058.55, 117,379.87 and 46,817.28 is: 64,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,058.55 : 117,379.87 = 46,817.28 : x
  2. Step 2: Convert to fraction form
    85,058.55/117,379.87 = 46,817.28/x
  3. Step 3: Cross multiply
    85,058.55x = 117,379.87 × 46,817.28
  4. Step 4: Simplify right side
    85,058.55x = 5,495,405,653.25
  5. Step 5: Solve for x
    x = 5,495,405,653.25/85,058.55
  6. Step 6: Final answer
    x = 64,607.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.