Home / 112,155.84-167,992.44-52,902.72

Finding the Fourth Proportional to 112,155.84, 167,992.44 and 52,902.72

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Solution

The fourth proportional to 112,155.84, 167,992.44 and 52,902.72 is: 79,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,155.84 : 167,992.44 = 52,902.72 : x
  2. Step 2: Convert to fraction form
    112,155.84/167,992.44 = 52,902.72/x
  3. Step 3: Cross multiply
    112,155.84x = 167,992.44 × 52,902.72
  4. Step 4: Simplify right side
    112,155.84x = 8,887,257,015.44
  5. Step 5: Solve for x
    x = 8,887,257,015.44/112,155.84
  6. Step 6: Final answer
    x = 79,240.25

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1.5x scale

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.