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Finding the Fourth Proportional to 29,017.69, 40,051.53 and 17,693.42

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Solution

The fourth proportional to 29,017.69, 40,051.53 and 17,693.42 is: 24,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,017.69 : 40,051.53 = 17,693.42 : x
  2. Step 2: Convert to fraction form
    29,017.69/40,051.53 = 17,693.42/x
  3. Step 3: Cross multiply
    29,017.69x = 40,051.53 × 17,693.42
  4. Step 4: Simplify right side
    29,017.69x = 708,648,425.52
  5. Step 5: Solve for x
    x = 708,648,425.52/29,017.69
  6. Step 6: Final answer
    x = 24,421.26

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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.