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Finding the Fourth Proportional to 104,032.40, 156,102.60 and 48,628.40

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Solution

The fourth proportional to 104,032.40, 156,102.60 and 48,628.40 is: 72,967.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,032.40 : 156,102.60 = 48,628.40 : x
  2. Step 2: Convert to fraction form
    104,032.40/156,102.60 = 48,628.40/x
  3. Step 3: Cross multiply
    104,032.40x = 156,102.60 × 48,628.40
  4. Step 4: Simplify right side
    104,032.40x = 7,591,019,673.84
  5. Step 5: Solve for x
    x = 7,591,019,673.84/104,032.40
  6. Step 6: Final answer
    x = 72,967.84

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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.