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Finding the Fourth Proportional to 117,883.36, 176,825.04 and 97,063.12

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Solution

The fourth proportional to 117,883.36, 176,825.04 and 97,063.12 is: 145,594.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,883.36 : 176,825.04 = 97,063.12 : x
  2. Step 2: Convert to fraction form
    117,883.36/176,825.04 = 97,063.12/x
  3. Step 3: Cross multiply
    117,883.36x = 176,825.04 × 97,063.12
  4. Step 4: Simplify right side
    117,883.36x = 17,163,190,076.52
  5. Step 5: Solve for x
    x = 17,163,190,076.52/117,883.36
  6. Step 6: Final answer
    x = 145,594.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.