Home / 58,629.18-80,907.95-31,771.00

Finding the Fourth Proportional to 58,629.18, 80,907.95 and 31,771.00

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Solution

The fourth proportional to 58,629.18, 80,907.95 and 31,771.00 is: 43,843.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,629.18 : 80,907.95 = 31,771.00 : x
  2. Step 2: Convert to fraction form
    58,629.18/80,907.95 = 31,771.00/x
  3. Step 3: Cross multiply
    58,629.18x = 80,907.95 × 31,771.00
  4. Step 4: Simplify right side
    58,629.18x = 2,570,526,356.61
  5. Step 5: Solve for x
    x = 2,570,526,356.61/58,629.18
  6. Step 6: Final answer
    x = 43,843.81

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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.