Home / 163,416.64-225,475.20-95,394.86

Finding the Fourth Proportional to 163,416.64, 225,475.20 and 95,394.86

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Solution

The fourth proportional to 163,416.64, 225,475.20 and 95,394.86 is: 131,621.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,416.64 : 225,475.20 = 95,394.86 : x
  2. Step 2: Convert to fraction form
    163,416.64/225,475.20 = 95,394.86/x
  3. Step 3: Cross multiply
    163,416.64x = 225,475.20 × 95,394.86
  4. Step 4: Simplify right side
    163,416.64x = 21,509,175,137.47
  5. Step 5: Solve for x
    x = 21,509,175,137.47/163,416.64
  6. Step 6: Final answer
    x = 131,621.69

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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.