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Finding the Fourth Proportional to 15,602.84, 23,417.84 and 8,589.32

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Solution

The fourth proportional to 15,602.84, 23,417.84 and 8,589.32 is: 12,891.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,602.84 : 23,417.84 = 8,589.32 : x
  2. Step 2: Convert to fraction form
    15,602.84/23,417.84 = 8,589.32/x
  3. Step 3: Cross multiply
    15,602.84x = 23,417.84 × 8,589.32
  4. Step 4: Simplify right side
    15,602.84x = 201,143,321.47
  5. Step 5: Solve for x
    x = 201,143,321.47/15,602.84
  6. Step 6: Final answer
    x = 12,891.46

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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.