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Finding the Fourth Proportional to 106,756.40, 159,958.68 and 36,597.20

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Solution

The fourth proportional to 106,756.40, 159,958.68 and 36,597.20 is: 54,835.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,756.40 : 159,958.68 = 36,597.20 : x
  2. Step 2: Convert to fraction form
    106,756.40/159,958.68 = 36,597.20/x
  3. Step 3: Cross multiply
    106,756.40x = 159,958.68 × 36,597.20
  4. Step 4: Simplify right side
    106,756.40x = 5,854,039,803.70
  5. Step 5: Solve for x
    x = 5,854,039,803.70/106,756.40
  6. Step 6: Final answer
    x = 54,835.49

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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.