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Finding the Fourth Proportional to 207,036.98, 285,704.37 and 116,396.75

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Solution

The fourth proportional to 207,036.98, 285,704.37 and 116,396.75 is: 160,623.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,036.98 : 285,704.37 = 116,396.75 : x
  2. Step 2: Convert to fraction form
    207,036.98/285,704.37 = 116,396.75/x
  3. Step 3: Cross multiply
    207,036.98x = 285,704.37 × 116,396.75
  4. Step 4: Simplify right side
    207,036.98x = 33,255,058,700.28
  5. Step 5: Solve for x
    x = 33,255,058,700.28/207,036.98
  6. Step 6: Final answer
    x = 160,623.77

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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.