Home / 129,060.99-193,584.60-40,304.34

Finding the Fourth Proportional to 129,060.99, 193,584.60 and 40,304.34

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Solution

The fourth proportional to 129,060.99, 193,584.60 and 40,304.34 is: 60,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,060.99 : 193,584.60 = 40,304.34 : x
  2. Step 2: Convert to fraction form
    129,060.99/193,584.60 = 40,304.34/x
  3. Step 3: Cross multiply
    129,060.99x = 193,584.60 × 40,304.34
  4. Step 4: Simplify right side
    129,060.99x = 7,802,299,537.16
  5. Step 5: Solve for x
    x = 7,802,299,537.16/129,060.99
  6. Step 6: Final answer
    x = 60,454.36

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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.