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Finding the Fourth Proportional to 10,152.64, 14,008.98 and 5,675.62

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Solution

The fourth proportional to 10,152.64, 14,008.98 and 5,675.62 is: 7,831.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.64 : 14,008.98 = 5,675.62 : x
  2. Step 2: Convert to fraction form
    10,152.64/14,008.98 = 5,675.62/x
  3. Step 3: Cross multiply
    10,152.64x = 14,008.98 × 5,675.62
  4. Step 4: Simplify right side
    10,152.64x = 79,509,647.07
  5. Step 5: Solve for x
    x = 79,509,647.07/10,152.64
  6. Step 6: Final answer
    x = 7,831.43

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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.