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Finding the Fourth Proportional to 32,292.57, 44,565.06 and 18,145.38

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Solution

The fourth proportional to 32,292.57, 44,565.06 and 18,145.38 is: 25,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,292.57 : 44,565.06 = 18,145.38 : x
  2. Step 2: Convert to fraction form
    32,292.57/44,565.06 = 18,145.38/x
  3. Step 3: Cross multiply
    32,292.57x = 44,565.06 × 18,145.38
  4. Step 4: Simplify right side
    32,292.57x = 808,649,948.42
  5. Step 5: Solve for x
    x = 808,649,948.42/32,292.57
  6. Step 6: Final answer
    x = 25,041.36

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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.