Home / 82,765.34-124,126.14-23,604.38

Finding the Fourth Proportional to 82,765.34, 124,126.14 and 23,604.38

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Solution

The fourth proportional to 82,765.34, 124,126.14 and 23,604.38 is: 35,400.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,765.34 : 124,126.14 = 23,604.38 : x
  2. Step 2: Convert to fraction form
    82,765.34/124,126.14 = 23,604.38/x
  3. Step 3: Cross multiply
    82,765.34x = 124,126.14 × 23,604.38
  4. Step 4: Simplify right side
    82,765.34x = 2,929,920,576.49
  5. Step 5: Solve for x
    x = 2,929,920,576.49/82,765.34
  6. Step 6: Final answer
    x = 35,400.33

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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.