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Finding the Fourth Proportional to 29,357.25, 40,513.02 and 16,782.27

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Solution

The fourth proportional to 29,357.25, 40,513.02 and 16,782.27 is: 23,159.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,357.25 : 40,513.02 = 16,782.27 : x
  2. Step 2: Convert to fraction form
    29,357.25/40,513.02 = 16,782.27/x
  3. Step 3: Cross multiply
    29,357.25x = 40,513.02 × 16,782.27
  4. Step 4: Simplify right side
    29,357.25x = 679,900,440.16
  5. Step 5: Solve for x
    x = 679,900,440.16/29,357.25
  6. Step 6: Final answer
    x = 23,159.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.