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Finding the Fourth Proportional to 22,703.51, 34,033.32 and 11,615.42

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Solution

The fourth proportional to 22,703.51, 34,033.32 and 11,615.42 is: 17,411.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,703.51 : 34,033.32 = 11,615.42 : x
  2. Step 2: Convert to fraction form
    22,703.51/34,033.32 = 11,615.42/x
  3. Step 3: Cross multiply
    22,703.51x = 34,033.32 × 11,615.42
  4. Step 4: Simplify right side
    22,703.51x = 395,311,135.63
  5. Step 5: Solve for x
    x = 395,311,135.63/22,703.51
  6. Step 6: Final answer
    x = 17,411.90

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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.