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Finding the Fourth Proportional to 173,308.34, 239,037.56 and 109,584.63

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Solution

The fourth proportional to 173,308.34, 239,037.56 and 109,584.63 is: 151,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,308.34 : 239,037.56 = 109,584.63 : x
  2. Step 2: Convert to fraction form
    173,308.34/239,037.56 = 109,584.63/x
  3. Step 3: Cross multiply
    173,308.34x = 239,037.56 × 109,584.63
  4. Step 4: Simplify right side
    173,308.34x = 26,194,842,568.70
  5. Step 5: Solve for x
    x = 26,194,842,568.70/173,308.34
  6. Step 6: Final answer
    x = 151,145.89

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1.5x scale

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.