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Finding the Fourth Proportional to 188,853.57, 260,636.74 and 141,023.88

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Solution

The fourth proportional to 188,853.57, 260,636.74 and 141,023.88 is: 194,627.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,853.57 : 260,636.74 = 141,023.88 : x
  2. Step 2: Convert to fraction form
    188,853.57/260,636.74 = 141,023.88/x
  3. Step 3: Cross multiply
    188,853.57x = 260,636.74 × 141,023.88
  4. Step 4: Simplify right side
    188,853.57x = 36,756,003,992.79
  5. Step 5: Solve for x
    x = 36,756,003,992.79/188,853.57
  6. Step 6: Final answer
    x = 194,627.00

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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.