Home / 57,869.74-86,664.48-40,050.51

Finding the Fourth Proportional to 57,869.74, 86,664.48 and 40,050.51

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Solution

The fourth proportional to 57,869.74, 86,664.48 and 40,050.51 is: 59,978.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,869.74 : 86,664.48 = 40,050.51 : x
  2. Step 2: Convert to fraction form
    57,869.74/86,664.48 = 40,050.51/x
  3. Step 3: Cross multiply
    57,869.74x = 86,664.48 × 40,050.51
  4. Step 4: Simplify right side
    57,869.74x = 3,470,956,622.88
  5. Step 5: Solve for x
    x = 3,470,956,622.88/57,869.74
  6. Step 6: Final answer
    x = 59,978.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.