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Finding the Fourth Proportional to 29,588.87, 40,831.03 and 17,328.02

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Solution

The fourth proportional to 29,588.87, 40,831.03 and 17,328.02 is: 23,911.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,588.87 : 40,831.03 = 17,328.02 : x
  2. Step 2: Convert to fraction form
    29,588.87/40,831.03 = 17,328.02/x
  3. Step 3: Cross multiply
    29,588.87x = 40,831.03 × 17,328.02
  4. Step 4: Simplify right side
    29,588.87x = 707,520,904.46
  5. Step 5: Solve for x
    x = 707,520,904.46/29,588.87
  6. Step 6: Final answer
    x = 23,911.72

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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.