Home / 57,390.75-86,072.45-24,111.45

Finding the Fourth Proportional to 57,390.75, 86,072.45 and 24,111.45

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Solution

The fourth proportional to 57,390.75, 86,072.45 and 24,111.45 is: 36,161.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,390.75 : 86,072.45 = 24,111.45 : x
  2. Step 2: Convert to fraction form
    57,390.75/86,072.45 = 24,111.45/x
  3. Step 3: Cross multiply
    57,390.75x = 86,072.45 × 24,111.45
  4. Step 4: Simplify right side
    57,390.75x = 2,075,331,454.00
  5. Step 5: Solve for x
    x = 2,075,331,454.00/57,390.75
  6. Step 6: Final answer
    x = 36,161.43

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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.