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Finding the Fourth Proportional to 137,504.44, 206,572.46 and 97,070.92

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Solution

The fourth proportional to 137,504.44, 206,572.46 and 97,070.92 is: 145,829.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,504.44 : 206,572.46 = 97,070.92 : x
  2. Step 2: Convert to fraction form
    137,504.44/206,572.46 = 97,070.92/x
  3. Step 3: Cross multiply
    137,504.44x = 206,572.46 × 97,070.92
  4. Step 4: Simplify right side
    137,504.44x = 20,052,178,738.86
  5. Step 5: Solve for x
    x = 20,052,178,738.86/137,504.44
  6. Step 6: Final answer
    x = 145,829.32

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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.