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Finding the Fourth Proportional to 235,063.47, 324,384.27 and 133,086.30

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Solution

The fourth proportional to 235,063.47, 324,384.27 and 133,086.30 is: 183,657.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,063.47 : 324,384.27 = 133,086.30 : x
  2. Step 2: Convert to fraction form
    235,063.47/324,384.27 = 133,086.30/x
  3. Step 3: Cross multiply
    235,063.47x = 324,384.27 × 133,086.30
  4. Step 4: Simplify right side
    235,063.47x = 43,171,102,272.50
  5. Step 5: Solve for x
    x = 43,171,102,272.50/235,063.47
  6. Step 6: Final answer
    x = 183,657.22

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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.