Home / 58,873.48-81,263.19-40,021.54

Finding the Fourth Proportional to 58,873.48, 81,263.19 and 40,021.54

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Solution

The fourth proportional to 58,873.48, 81,263.19 and 40,021.54 is: 55,241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,873.48 : 81,263.19 = 40,021.54 : x
  2. Step 2: Convert to fraction form
    58,873.48/81,263.19 = 40,021.54/x
  3. Step 3: Cross multiply
    58,873.48x = 81,263.19 × 40,021.54
  4. Step 4: Simplify right side
    58,873.48x = 3,252,278,009.11
  5. Step 5: Solve for x
    x = 3,252,278,009.11/58,873.48
  6. Step 6: Final answer
    x = 55,241.82

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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.