Home / 151,063.60-226,336.20-72,007.60

Finding the Fourth Proportional to 151,063.60, 226,336.20 and 72,007.60

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Solution

The fourth proportional to 151,063.60, 226,336.20 and 72,007.60 is: 107,887.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,063.60 : 226,336.20 = 72,007.60 : x
  2. Step 2: Convert to fraction form
    151,063.60/226,336.20 = 72,007.60/x
  3. Step 3: Cross multiply
    151,063.60x = 226,336.20 × 72,007.60
  4. Step 4: Simplify right side
    151,063.60x = 16,297,926,555.12
  5. Step 5: Solve for x
    x = 16,297,926,555.12/151,063.60
  6. Step 6: Final answer
    x = 107,887.85

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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.