Home / 82,347.89-113,640.09-44,622.14

Finding the Fourth Proportional to 82,347.89, 113,640.09 and 44,622.14

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Solution

The fourth proportional to 82,347.89, 113,640.09 and 44,622.14 is: 61,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,347.89 : 113,640.09 = 44,622.14 : x
  2. Step 2: Convert to fraction form
    82,347.89/113,640.09 = 44,622.14/x
  3. Step 3: Cross multiply
    82,347.89x = 113,640.09 × 44,622.14
  4. Step 4: Simplify right side
    82,347.89x = 5,070,864,034.78
  5. Step 5: Solve for x
    x = 5,070,864,034.78/82,347.89
  6. Step 6: Final answer
    x = 61,578.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.