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Finding the Fourth Proportional to 88,000.40, 131,903.40 and 48,585.80

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Solution

The fourth proportional to 88,000.40, 131,903.40 and 48,585.80 is: 72,825.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,000.40 : 131,903.40 = 48,585.80 : x
  2. Step 2: Convert to fraction form
    88,000.40/131,903.40 = 48,585.80/x
  3. Step 3: Cross multiply
    88,000.40x = 131,903.40 × 48,585.80
  4. Step 4: Simplify right side
    88,000.40x = 6,408,632,211.72
  5. Step 5: Solve for x
    x = 6,408,632,211.72/88,000.40
  6. Step 6: Final answer
    x = 72,825.04

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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.