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Finding the Fourth Proportional to 182,465.89, 251,921.41 and 163,312.50

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Solution

The fourth proportional to 182,465.89, 251,921.41 and 163,312.50 is: 225,477.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,465.89 : 251,921.41 = 163,312.50 : x
  2. Step 2: Convert to fraction form
    182,465.89/251,921.41 = 163,312.50/x
  3. Step 3: Cross multiply
    182,465.89x = 251,921.41 × 163,312.50
  4. Step 4: Simplify right side
    182,465.89x = 41,141,915,270.63
  5. Step 5: Solve for x
    x = 41,141,915,270.63/182,465.89
  6. Step 6: Final answer
    x = 225,477.29

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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.