Home / 156,000.20-233,654.70-120,825.80

Finding the Fourth Proportional to 156,000.20, 233,654.70 and 120,825.80

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Solution

The fourth proportional to 156,000.20, 233,654.70 and 120,825.80 is: 180,971.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,000.20 : 233,654.70 = 120,825.80 : x
  2. Step 2: Convert to fraction form
    156,000.20/233,654.70 = 120,825.80/x
  3. Step 3: Cross multiply
    156,000.20x = 233,654.70 × 120,825.80
  4. Step 4: Simplify right side
    156,000.20x = 28,231,516,051.26
  5. Step 5: Solve for x
    x = 28,231,516,051.26/156,000.20
  6. Step 6: Final answer
    x = 180,971.02

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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.