Home / 120,294.66-180,441.18-94,021.50

Finding the Fourth Proportional to 120,294.66, 180,441.18 and 94,021.50

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Solution

The fourth proportional to 120,294.66, 180,441.18 and 94,021.50 is: 141,031.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,294.66 : 180,441.18 = 94,021.50 : x
  2. Step 2: Convert to fraction form
    120,294.66/180,441.18 = 94,021.50/x
  3. Step 3: Cross multiply
    120,294.66x = 180,441.18 × 94,021.50
  4. Step 4: Simplify right side
    120,294.66x = 16,965,350,405.37
  5. Step 5: Solve for x
    x = 16,965,350,405.37/120,294.66
  6. Step 6: Final answer
    x = 141,031.62

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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.