Home / 82,770.65-124,135.42-23,606.83

Finding the Fourth Proportional to 82,770.65, 124,135.42 and 23,606.83

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Solution

The fourth proportional to 82,770.65, 124,135.42 and 23,606.83 is: 35,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,770.65 : 124,135.42 = 23,606.83 : x
  2. Step 2: Convert to fraction form
    82,770.65/124,135.42 = 23,606.83/x
  3. Step 3: Cross multiply
    82,770.65x = 124,135.42 × 23,606.83
  4. Step 4: Simplify right side
    82,770.65x = 2,930,443,756.92
  5. Step 5: Solve for x
    x = 2,930,443,756.92/82,770.65
  6. Step 6: Final answer
    x = 35,404.38

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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.