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Finding the Fourth Proportional to 114,578.68, 171,868.02 and 35,699.28

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Solution

The fourth proportional to 114,578.68, 171,868.02 and 35,699.28 is: 53,548.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,578.68 : 171,868.02 = 35,699.28 : x
  2. Step 2: Convert to fraction form
    114,578.68/171,868.02 = 35,699.28/x
  3. Step 3: Cross multiply
    114,578.68x = 171,868.02 × 35,699.28
  4. Step 4: Simplify right side
    114,578.68x = 6,135,564,569.03
  5. Step 5: Solve for x
    x = 6,135,564,569.03/114,578.68
  6. Step 6: Final answer
    x = 53,548.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.