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Finding the Fourth Proportional to 18,089.10, 24,342.51 and 18,089.10

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Solution

The fourth proportional to 18,089.10, 24,342.51 and 18,089.10 is: 24,342.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.10 : 24,342.51 = 18,089.10 : x
  2. Step 2: Convert to fraction form
    18,089.10/24,342.51 = 18,089.10/x
  3. Step 3: Cross multiply
    18,089.10x = 24,342.51 × 18,089.10
  4. Step 4: Simplify right side
    18,089.10x = 440,334,097.64
  5. Step 5: Solve for x
    x = 440,334,097.64/18,089.10
  6. Step 6: Final answer
    x = 24,342.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.