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Finding the Fourth Proportional to 131,998.97, 197,525.45 and 114,290.71

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Solution

The fourth proportional to 131,998.97, 197,525.45 and 114,290.71 is: 171,026.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,998.97 : 197,525.45 = 114,290.71 : x
  2. Step 2: Convert to fraction form
    131,998.97/197,525.45 = 114,290.71/x
  3. Step 3: Cross multiply
    131,998.97x = 197,525.45 × 114,290.71
  4. Step 4: Simplify right side
    131,998.97x = 22,575,323,715.48
  5. Step 5: Solve for x
    x = 22,575,323,715.48/131,998.97
  6. Step 6: Final answer
    x = 171,026.51

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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.