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Finding the Fourth Proportional to 163,357.02, 225,448.11 and 95,368.32

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Solution

The fourth proportional to 163,357.02, 225,448.11 and 95,368.32 is: 131,617.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,357.02 : 225,448.11 = 95,368.32 : x
  2. Step 2: Convert to fraction form
    163,357.02/225,448.11 = 95,368.32/x
  3. Step 3: Cross multiply
    163,357.02x = 225,448.11 × 95,368.32
  4. Step 4: Simplify right side
    163,357.02x = 21,500,607,497.88
  5. Step 5: Solve for x
    x = 21,500,607,497.88/163,357.02
  6. Step 6: Final answer
    x = 131,617.29

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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.