Home / 57,868.20-86,801.67-43,913.93

Finding the Fourth Proportional to 57,868.20, 86,801.67 and 43,913.93

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Solution

The fourth proportional to 57,868.20, 86,801.67 and 43,913.93 is: 65,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,868.20 : 86,801.67 = 43,913.93 : x
  2. Step 2: Convert to fraction form
    57,868.20/86,801.67 = 43,913.93/x
  3. Step 3: Cross multiply
    57,868.20x = 86,801.67 × 43,913.93
  4. Step 4: Simplify right side
    57,868.20x = 3,811,802,026.25
  5. Step 5: Solve for x
    x = 3,811,802,026.25/57,868.20
  6. Step 6: Final answer
    x = 65,870.41

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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.