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Finding the Fourth Proportional to 32,000.40, 48,000.60 and 22,158.90

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Solution

The fourth proportional to 32,000.40, 48,000.60 and 22,158.90 is: 33,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,000.40 : 48,000.60 = 22,158.90 : x
  2. Step 2: Convert to fraction form
    32,000.40/48,000.60 = 22,158.90/x
  3. Step 3: Cross multiply
    32,000.40x = 48,000.60 × 22,158.90
  4. Step 4: Simplify right side
    32,000.40x = 1,063,640,495.34
  5. Step 5: Solve for x
    x = 1,063,640,495.34/32,000.40
  6. Step 6: Final answer
    x = 33,238.35

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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.