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Finding the Fourth Proportional to 107,504.51, 161,201.01 and 48,289.60

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Solution

The fourth proportional to 107,504.51, 161,201.01 and 48,289.60 is: 72,409.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,504.51 : 161,201.01 = 48,289.60 : x
  2. Step 2: Convert to fraction form
    107,504.51/161,201.01 = 48,289.60/x
  3. Step 3: Cross multiply
    107,504.51x = 161,201.01 × 48,289.60
  4. Step 4: Simplify right side
    107,504.51x = 7,784,331,486.49
  5. Step 5: Solve for x
    x = 7,784,331,486.49/107,504.51
  6. Step 6: Final answer
    x = 72,409.35

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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.