Home / 43,058.25-64,587.38-11,893.50

Finding the Fourth Proportional to 43,058.25, 64,587.38 and 11,893.50

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Solution

The fourth proportional to 43,058.25, 64,587.38 and 11,893.50 is: 17,840.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,058.25 : 64,587.38 = 11,893.50 : x
  2. Step 2: Convert to fraction form
    43,058.25/64,587.38 = 11,893.50/x
  3. Step 3: Cross multiply
    43,058.25x = 64,587.38 × 11,893.50
  4. Step 4: Simplify right side
    43,058.25x = 768,169,944.56
  5. Step 5: Solve for x
    x = 768,169,944.56/43,058.25
  6. Step 6: Final answer
    x = 17,840.25

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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.