Home / 131,833.90-197,609.10-56,989.63

Finding the Fourth Proportional to 131,833.90, 197,609.10 and 56,989.63

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Solution

The fourth proportional to 131,833.90, 197,609.10 and 56,989.63 is: 85,423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,833.90 : 197,609.10 = 56,989.63 : x
  2. Step 2: Convert to fraction form
    131,833.90/197,609.10 = 56,989.63/x
  3. Step 3: Cross multiply
    131,833.90x = 197,609.10 × 56,989.63
  4. Step 4: Simplify right side
    131,833.90x = 11,261,669,493.63
  5. Step 5: Solve for x
    x = 11,261,669,493.63/131,833.90
  6. Step 6: Final answer
    x = 85,423.17

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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.