Home / 94,571.31-130,507.61-51,550.01

Finding the Fourth Proportional to 94,571.31, 130,507.61 and 51,550.01

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Solution

The fourth proportional to 94,571.31, 130,507.61 and 51,550.01 is: 71,138.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,571.31 : 130,507.61 = 51,550.01 : x
  2. Step 2: Convert to fraction form
    94,571.31/130,507.61 = 51,550.01/x
  3. Step 3: Cross multiply
    94,571.31x = 130,507.61 × 51,550.01
  4. Step 4: Simplify right side
    94,571.31x = 6,727,668,600.58
  5. Step 5: Solve for x
    x = 6,727,668,600.58/94,571.31
  6. Step 6: Final answer
    x = 71,138.58

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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.