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Finding the Fourth Proportional to 114,011.56, 170,850.48 and 64,188.87

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Solution

The fourth proportional to 114,011.56, 170,850.48 and 64,188.87 is: 96,189.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,011.56 : 170,850.48 = 64,188.87 : x
  2. Step 2: Convert to fraction form
    114,011.56/170,850.48 = 64,188.87/x
  3. Step 3: Cross multiply
    114,011.56x = 170,850.48 × 64,188.87
  4. Step 4: Simplify right side
    114,011.56x = 10,966,698,729.82
  5. Step 5: Solve for x
    x = 10,966,698,729.82/114,011.56
  6. Step 6: Final answer
    x = 96,189.36

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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.