Home / 156,089.40-233,442.90-131,206.20

Finding the Fourth Proportional to 156,089.40, 233,442.90 and 131,206.20

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Solution

The fourth proportional to 156,089.40, 233,442.90 and 131,206.20 is: 196,228.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,089.40 : 233,442.90 = 131,206.20 : x
  2. Step 2: Convert to fraction form
    156,089.40/233,442.90 = 131,206.20/x
  3. Step 3: Cross multiply
    156,089.40x = 233,442.90 × 131,206.20
  4. Step 4: Simplify right side
    156,089.40x = 30,629,155,825.98
  5. Step 5: Solve for x
    x = 30,629,155,825.98/156,089.40
  6. Step 6: Final answer
    x = 196,228.29

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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.