Home / 62,078.22-85,668.30-33,783.84

Finding the Fourth Proportional to 62,078.22, 85,668.30 and 33,783.84

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Solution

The fourth proportional to 62,078.22, 85,668.30 and 33,783.84 is: 46,621.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,078.22 : 85,668.30 = 33,783.84 : x
  2. Step 2: Convert to fraction form
    62,078.22/85,668.30 = 33,783.84/x
  3. Step 3: Cross multiply
    62,078.22x = 85,668.30 × 33,783.84
  4. Step 4: Simplify right side
    62,078.22x = 2,894,204,140.27
  5. Step 5: Solve for x
    x = 2,894,204,140.27/62,078.22
  6. Step 6: Final answer
    x = 46,621.89

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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.