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Finding the Fourth Proportional to 29,483.80, 44,225.70 and 20,152.60

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Solution

The fourth proportional to 29,483.80, 44,225.70 and 20,152.60 is: 30,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,483.80 : 44,225.70 = 20,152.60 : x
  2. Step 2: Convert to fraction form
    29,483.80/44,225.70 = 20,152.60/x
  3. Step 3: Cross multiply
    29,483.80x = 44,225.70 × 20,152.60
  4. Step 4: Simplify right side
    29,483.80x = 891,262,841.82
  5. Step 5: Solve for x
    x = 891,262,841.82/29,483.80
  6. Step 6: Final answer
    x = 30,228.90

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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.