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Finding the Fourth Proportional to 48,564.63, 72,847.08 and 13,504.32

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Solution

The fourth proportional to 48,564.63, 72,847.08 and 13,504.32 is: 20,256.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,564.63 : 72,847.08 = 13,504.32 : x
  2. Step 2: Convert to fraction form
    48,564.63/72,847.08 = 13,504.32/x
  3. Step 3: Cross multiply
    48,564.63x = 72,847.08 × 13,504.32
  4. Step 4: Simplify right side
    48,564.63x = 983,750,279.39
  5. Step 5: Solve for x
    x = 983,750,279.39/48,564.63
  6. Step 6: Final answer
    x = 20,256.52

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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.