Home / 51,319.35-70,840.13-44,120.43

Finding the Fourth Proportional to 51,319.35, 70,840.13 and 44,120.43

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Solution

The fourth proportional to 51,319.35, 70,840.13 and 44,120.43 is: 60,902.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,319.35 : 70,840.13 = 44,120.43 : x
  2. Step 2: Convert to fraction form
    51,319.35/70,840.13 = 44,120.43/x
  3. Step 3: Cross multiply
    51,319.35x = 70,840.13 × 44,120.43
  4. Step 4: Simplify right side
    51,319.35x = 3,125,496,776.25
  5. Step 5: Solve for x
    x = 3,125,496,776.25/51,319.35
  6. Step 6: Final answer
    x = 60,902.89

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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.