Home / 112,005.44-167,988.72-38,133.44

Finding the Fourth Proportional to 112,005.44, 167,988.72 and 38,133.44

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Solution

The fourth proportional to 112,005.44, 167,988.72 and 38,133.44 is: 57,193.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,005.44 : 167,988.72 = 38,133.44 : x
  2. Step 2: Convert to fraction form
    112,005.44/167,988.72 = 38,133.44/x
  3. Step 3: Cross multiply
    112,005.44x = 167,988.72 × 38,133.44
  4. Step 4: Simplify right side
    112,005.44x = 6,405,987,774.80
  5. Step 5: Solve for x
    x = 6,405,987,774.80/112,005.44
  6. Step 6: Final answer
    x = 57,193.54

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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.