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Finding the Fourth Proportional to 136,313.70, 188,186.70 and 95,602.82

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Solution

The fourth proportional to 136,313.70, 188,186.70 and 95,602.82 is: 131,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,313.70 : 188,186.70 = 95,602.82 : x
  2. Step 2: Convert to fraction form
    136,313.70/188,186.70 = 95,602.82/x
  3. Step 3: Cross multiply
    136,313.70x = 188,186.70 × 95,602.82
  4. Step 4: Simplify right side
    136,313.70x = 17,991,179,206.49
  5. Step 5: Solve for x
    x = 17,991,179,206.49/136,313.70
  6. Step 6: Final answer
    x = 131,983.65

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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.