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Finding the Fourth Proportional to 114,744.96, 158,303.80 and 84,601.80

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Solution

The fourth proportional to 114,744.96, 158,303.80 and 84,601.80 is: 116,717.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,744.96 : 158,303.80 = 84,601.80 : x
  2. Step 2: Convert to fraction form
    114,744.96/158,303.80 = 84,601.80/x
  3. Step 3: Cross multiply
    114,744.96x = 158,303.80 × 84,601.80
  4. Step 4: Simplify right side
    114,744.96x = 13,392,786,426.84
  5. Step 5: Solve for x
    x = 13,392,786,426.84/114,744.96
  6. Step 6: Final answer
    x = 116,717.86

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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.