Home / 229,339.56-316,487.36-125,975.79

Finding the Fourth Proportional to 229,339.56, 316,487.36 and 125,975.79

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Solution

The fourth proportional to 229,339.56, 316,487.36 and 125,975.79 is: 173,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,339.56 : 316,487.36 = 125,975.79 : x
  2. Step 2: Convert to fraction form
    229,339.56/316,487.36 = 125,975.79/x
  3. Step 3: Cross multiply
    229,339.56x = 316,487.36 × 125,975.79
  4. Step 4: Simplify right side
    229,339.56x = 39,869,743,618.58
  5. Step 5: Solve for x
    x = 39,869,743,618.58/229,339.56
  6. Step 6: Final answer
    x = 173,845.91

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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.