Home / 174,342.30-261,513.45-47,982.30

Finding the Fourth Proportional to 174,342.30, 261,513.45 and 47,982.30

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Solution

The fourth proportional to 174,342.30, 261,513.45 and 47,982.30 is: 71,973.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,342.30 : 261,513.45 = 47,982.30 : x
  2. Step 2: Convert to fraction form
    174,342.30/261,513.45 = 47,982.30/x
  3. Step 3: Cross multiply
    174,342.30x = 261,513.45 × 47,982.30
  4. Step 4: Simplify right side
    174,342.30x = 12,548,016,811.94
  5. Step 5: Solve for x
    x = 12,548,016,811.94/174,342.30
  6. Step 6: Final answer
    x = 71,973.45

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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.