Home / 86,801.76-119,813.31-50,514.03

Finding the Fourth Proportional to 86,801.76, 119,813.31 and 50,514.03

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Solution

The fourth proportional to 86,801.76, 119,813.31 and 50,514.03 is: 69,725.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,801.76 : 119,813.31 = 50,514.03 : x
  2. Step 2: Convert to fraction form
    86,801.76/119,813.31 = 50,514.03/x
  3. Step 3: Cross multiply
    86,801.76x = 119,813.31 × 50,514.03
  4. Step 4: Simplify right side
    86,801.76x = 6,052,253,135.74
  5. Step 5: Solve for x
    x = 6,052,253,135.74/86,801.76
  6. Step 6: Final answer
    x = 69,725.00

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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.