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Finding the Fourth Proportional to 23,154.63, 34,737.42 and 8,159.51

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Solution

The fourth proportional to 23,154.63, 34,737.42 and 8,159.51 is: 12,241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.63 : 34,737.42 = 8,159.51 : x
  2. Step 2: Convert to fraction form
    23,154.63/34,737.42 = 8,159.51/x
  3. Step 3: Cross multiply
    23,154.63x = 34,737.42 × 8,159.51
  4. Step 4: Simplify right side
    23,154.63x = 283,440,152.18
  5. Step 5: Solve for x
    x = 283,440,152.18/23,154.63
  6. Step 6: Final answer
    x = 12,241.19

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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.