Home / 166,821.40-250,232.10-158,656.60

Finding the Fourth Proportional to 166,821.40, 250,232.10 and 158,656.60

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Solution

The fourth proportional to 166,821.40, 250,232.10 and 158,656.60 is: 237,984.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,821.40 : 250,232.10 = 158,656.60 : x
  2. Step 2: Convert to fraction form
    166,821.40/250,232.10 = 158,656.60/x
  3. Step 3: Cross multiply
    166,821.40x = 250,232.10 × 158,656.60
  4. Step 4: Simplify right side
    166,821.40x = 39,700,974,196.86
  5. Step 5: Solve for x
    x = 39,700,974,196.86/166,821.40
  6. Step 6: Final answer
    x = 237,984.90

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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.