Home / 163,178.80-225,188.60-95,193.52

Finding the Fourth Proportional to 163,178.80, 225,188.60 and 95,193.52

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Solution

The fourth proportional to 163,178.80, 225,188.60 and 95,193.52 is: 131,368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,178.80 : 225,188.60 = 95,193.52 : x
  2. Step 2: Convert to fraction form
    163,178.80/225,188.60 = 95,193.52/x
  3. Step 3: Cross multiply
    163,178.80x = 225,188.60 × 95,193.52
  4. Step 4: Simplify right side
    163,178.80x = 21,436,495,497.87
  5. Step 5: Solve for x
    x = 21,436,495,497.87/163,178.80
  6. Step 6: Final answer
    x = 131,368.14

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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.