Home / 64,352.09-88,805.90-39,201.59

Finding the Fourth Proportional to 64,352.09, 88,805.90 and 39,201.59

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Solution

The fourth proportional to 64,352.09, 88,805.90 and 39,201.59 is: 54,098.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,352.09 : 88,805.90 = 39,201.59 : x
  2. Step 2: Convert to fraction form
    64,352.09/88,805.90 = 39,201.59/x
  3. Step 3: Cross multiply
    64,352.09x = 88,805.90 × 39,201.59
  4. Step 4: Simplify right side
    64,352.09x = 3,481,332,135.36
  5. Step 5: Solve for x
    x = 3,481,332,135.36/64,352.09
  6. Step 6: Final answer
    x = 54,098.20

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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.