Home / 57,064.36-78,752.46-31,914.04

Finding the Fourth Proportional to 57,064.36, 78,752.46 and 31,914.04

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Solution

The fourth proportional to 57,064.36, 78,752.46 and 31,914.04 is: 44,043.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,064.36 : 78,752.46 = 31,914.04 : x
  2. Step 2: Convert to fraction form
    57,064.36/78,752.46 = 31,914.04/x
  3. Step 3: Cross multiply
    57,064.36x = 78,752.46 × 31,914.04
  4. Step 4: Simplify right side
    57,064.36x = 2,513,309,158.54
  5. Step 5: Solve for x
    x = 2,513,309,158.54/57,064.36
  6. Step 6: Final answer
    x = 44,043.41

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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.