Home / 120,948.46-181,423.27-36,709.35

Finding the Fourth Proportional to 120,948.46, 181,423.27 and 36,709.35

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Solution

The fourth proportional to 120,948.46, 181,423.27 and 36,709.35 is: 55,064.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,948.46 : 181,423.27 = 36,709.35 : x
  2. Step 2: Convert to fraction form
    120,948.46/181,423.27 = 36,709.35/x
  3. Step 3: Cross multiply
    120,948.46x = 181,423.27 × 36,709.35
  4. Step 4: Simplify right side
    120,948.46x = 6,659,930,939.55
  5. Step 5: Solve for x
    x = 6,659,930,939.55/120,948.46
  6. Step 6: Final answer
    x = 55,064.21

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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.