Home / 140,233.41-193,522.10-76,571.26

Finding the Fourth Proportional to 140,233.41, 193,522.10 and 76,571.26

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Solution

The fourth proportional to 140,233.41, 193,522.10 and 76,571.26 is: 105,668.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,233.41 : 193,522.10 = 76,571.26 : x
  2. Step 2: Convert to fraction form
    140,233.41/193,522.10 = 76,571.26/x
  3. Step 3: Cross multiply
    140,233.41x = 193,522.10 × 76,571.26
  4. Step 4: Simplify right side
    140,233.41x = 14,818,230,168.18
  5. Step 5: Solve for x
    x = 14,818,230,168.18/140,233.41
  6. Step 6: Final answer
    x = 105,668.33

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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.