Home / 168,717.30-253,173.15-63,611.70

Finding the Fourth Proportional to 168,717.30, 253,173.15 and 63,611.70

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Solution

The fourth proportional to 168,717.30, 253,173.15 and 63,611.70 is: 95,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,717.30 : 253,173.15 = 63,611.70 : x
  2. Step 2: Convert to fraction form
    168,717.30/253,173.15 = 63,611.70/x
  3. Step 3: Cross multiply
    168,717.30x = 253,173.15 × 63,611.70
  4. Step 4: Simplify right side
    168,717.30x = 16,104,774,465.86
  5. Step 5: Solve for x
    x = 16,104,774,465.86/168,717.30
  6. Step 6: Final answer
    x = 95,454.20

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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.