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Finding the Fourth Proportional to 15,594.80, 23,333.16 and 8,674.16

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Solution

The fourth proportional to 15,594.80, 23,333.16 and 8,674.16 is: 12,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.80 : 23,333.16 = 8,674.16 : x
  2. Step 2: Convert to fraction form
    15,594.80/23,333.16 = 8,674.16/x
  3. Step 3: Cross multiply
    15,594.80x = 23,333.16 × 8,674.16
  4. Step 4: Simplify right side
    15,594.80x = 202,395,563.15
  5. Step 5: Solve for x
    x = 202,395,563.15/15,594.80
  6. Step 6: Final answer
    x = 12,978.40

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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.