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Finding the Fourth Proportional to 48,344.72, 72,499.64 and 16,746.21

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Solution

The fourth proportional to 48,344.72, 72,499.64 and 16,746.21 is: 25,113.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,344.72 : 72,499.64 = 16,746.21 : x
  2. Step 2: Convert to fraction form
    48,344.72/72,499.64 = 16,746.21/x
  3. Step 3: Cross multiply
    48,344.72x = 72,499.64 × 16,746.21
  4. Step 4: Simplify right side
    48,344.72x = 1,214,094,112.63
  5. Step 5: Solve for x
    x = 1,214,094,112.63/48,344.72
  6. Step 6: Final answer
    x = 25,113.27

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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.