Home / 57,159.75-78,880.86-32,009.25

Finding the Fourth Proportional to 57,159.75, 78,880.86 and 32,009.25

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Solution

The fourth proportional to 57,159.75, 78,880.86 and 32,009.25 is: 44,172.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,159.75 : 78,880.86 = 32,009.25 : x
  2. Step 2: Convert to fraction form
    57,159.75/78,880.86 = 32,009.25/x
  3. Step 3: Cross multiply
    57,159.75x = 78,880.86 × 32,009.25
  4. Step 4: Simplify right side
    57,159.75x = 2,524,917,167.96
  5. Step 5: Solve for x
    x = 2,524,917,167.96/57,159.75
  6. Step 6: Final answer
    x = 44,172.99

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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.