Home / 145,198.15-217,796.77-38,592.84

Finding the Fourth Proportional to 145,198.15, 217,796.77 and 38,592.84

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Solution

The fourth proportional to 145,198.15, 217,796.77 and 38,592.84 is: 57,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,198.15 : 217,796.77 = 38,592.84 : x
  2. Step 2: Convert to fraction form
    145,198.15/217,796.77 = 38,592.84/x
  3. Step 3: Cross multiply
    145,198.15x = 217,796.77 × 38,592.84
  4. Step 4: Simplify right side
    145,198.15x = 8,405,394,808.14
  5. Step 5: Solve for x
    x = 8,405,394,808.14/145,198.15
  6. Step 6: Final answer
    x = 57,889.13

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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.