Home / 40,486.65-55,829.18-34,840.54

Finding the Fourth Proportional to 40,486.65, 55,829.18 and 34,840.54

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Solution

The fourth proportional to 40,486.65, 55,829.18 and 34,840.54 is: 48,043.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,486.65 : 55,829.18 = 34,840.54 : x
  2. Step 2: Convert to fraction form
    40,486.65/55,829.18 = 34,840.54/x
  3. Step 3: Cross multiply
    40,486.65x = 55,829.18 × 34,840.54
  4. Step 4: Simplify right side
    40,486.65x = 1,945,118,778.96
  5. Step 5: Solve for x
    x = 1,945,118,778.96/40,486.65
  6. Step 6: Final answer
    x = 48,043.46

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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.