Home / 90,625.60-125,058-50,337.01

Finding the Fourth Proportional to 90,625.60, 125,058 and 50,337.01

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Solution

The fourth proportional to 90,625.60, 125,058 and 50,337.01 is: 69,462.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,625.60 : 125,058 = 50,337.01 : x
  2. Step 2: Convert to fraction form
    90,625.60/125,058 = 50,337.01/x
  3. Step 3: Cross multiply
    90,625.60x = 125,058 × 50,337.01
  4. Step 4: Simplify right side
    90,625.60x = 6,295,045,796.58
  5. Step 5: Solve for x
    x = 6,295,045,796.58/90,625.60
  6. Step 6: Final answer
    x = 69,462.11

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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.