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Finding the Fourth Proportional to 99,804.60, 149,727.70 and 33,265.40

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Solution

The fourth proportional to 99,804.60, 149,727.70 and 33,265.40 is: 49,905.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,804.60 : 149,727.70 = 33,265.40 : x
  2. Step 2: Convert to fraction form
    99,804.60/149,727.70 = 33,265.40/x
  3. Step 3: Cross multiply
    99,804.60x = 149,727.70 × 33,265.40
  4. Step 4: Simplify right side
    99,804.60x = 4,980,751,831.58
  5. Step 5: Solve for x
    x = 4,980,751,831.58/99,804.60
  6. Step 6: Final answer
    x = 49,905.03

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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.