Home / 166,528.59-229,529.55-126,229.47

Finding the Fourth Proportional to 166,528.59, 229,529.55 and 126,229.47

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Solution

The fourth proportional to 166,528.59, 229,529.55 and 126,229.47 is: 173,984.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,528.59 : 229,529.55 = 126,229.47 : x
  2. Step 2: Convert to fraction form
    166,528.59/229,529.55 = 126,229.47/x
  3. Step 3: Cross multiply
    166,528.59x = 229,529.55 × 126,229.47
  4. Step 4: Simplify right side
    166,528.59x = 28,973,393,445.84
  5. Step 5: Solve for x
    x = 28,973,393,445.84/166,528.59
  6. Step 6: Final answer
    x = 173,984.50

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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.