Home / 229,500.49-316,704.39-127,523.32

Finding the Fourth Proportional to 229,500.49, 316,704.39 and 127,523.32

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Solution

The fourth proportional to 229,500.49, 316,704.39 and 127,523.32 is: 175,978.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,500.49 : 316,704.39 = 127,523.32 : x
  2. Step 2: Convert to fraction form
    229,500.49/316,704.39 = 127,523.32/x
  3. Step 3: Cross multiply
    229,500.49x = 316,704.39 × 127,523.32
  4. Step 4: Simplify right side
    229,500.49x = 40,387,195,425.52
  5. Step 5: Solve for x
    x = 40,387,195,425.52/229,500.49
  6. Step 6: Final answer
    x = 175,978.69

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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.