Home / 86,401.75-129,610.05-24,072.25

Finding the Fourth Proportional to 86,401.75, 129,610.05 and 24,072.25

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Solution

The fourth proportional to 86,401.75, 129,610.05 and 24,072.25 is: 36,110.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,401.75 : 129,610.05 = 24,072.25 : x
  2. Step 2: Convert to fraction form
    86,401.75/129,610.05 = 24,072.25/x
  3. Step 3: Cross multiply
    86,401.75x = 129,610.05 × 24,072.25
  4. Step 4: Simplify right side
    86,401.75x = 3,120,005,526.11
  5. Step 5: Solve for x
    x = 3,120,005,526.11/86,401.75
  6. Step 6: Final answer
    x = 36,110.44

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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.