Home / 83,946.71-125,889.82-27,776.45

Finding the Fourth Proportional to 83,946.71, 125,889.82 and 27,776.45

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Solution

The fourth proportional to 83,946.71, 125,889.82 and 27,776.45 is: 41,654.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,946.71 : 125,889.82 = 27,776.45 : x
  2. Step 2: Convert to fraction form
    83,946.71/125,889.82 = 27,776.45/x
  3. Step 3: Cross multiply
    83,946.71x = 125,889.82 × 27,776.45
  4. Step 4: Simplify right side
    83,946.71x = 3,496,771,591.85
  5. Step 5: Solve for x
    x = 3,496,771,591.85/83,946.71
  6. Step 6: Final answer
    x = 41,654.66

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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.