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Finding the Fourth Proportional to 23,903.20, 35,854.80 and 23,730.40

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Solution

The fourth proportional to 23,903.20, 35,854.80 and 23,730.40 is: 35,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,903.20 : 35,854.80 = 23,730.40 : x
  2. Step 2: Convert to fraction form
    23,903.20/35,854.80 = 23,730.40/x
  3. Step 3: Cross multiply
    23,903.20x = 35,854.80 × 23,730.40
  4. Step 4: Simplify right side
    23,903.20x = 850,848,745.92
  5. Step 5: Solve for x
    x = 850,848,745.92/23,903.20
  6. Step 6: Final answer
    x = 35,595.60

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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.