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Finding the Fourth Proportional to 25,510.20, 35,203.88 and 14,332.20

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Solution

The fourth proportional to 25,510.20, 35,203.88 and 14,332.20 is: 19,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,510.20 : 35,203.88 = 14,332.20 : x
  2. Step 2: Convert to fraction form
    25,510.20/35,203.88 = 14,332.20/x
  3. Step 3: Cross multiply
    25,510.20x = 35,203.88 × 14,332.20
  4. Step 4: Simplify right side
    25,510.20x = 504,549,048.94
  5. Step 5: Solve for x
    x = 504,549,048.94/25,510.20
  6. Step 6: Final answer
    x = 19,778.33

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