Home / 120,330.56-180,496.20-41,443.76

Finding the Fourth Proportional to 120,330.56, 180,496.20 and 41,443.76

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Solution

The fourth proportional to 120,330.56, 180,496.20 and 41,443.76 is: 62,165.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,330.56 : 180,496.20 = 41,443.76 : x
  2. Step 2: Convert to fraction form
    120,330.56/180,496.20 = 41,443.76/x
  3. Step 3: Cross multiply
    120,330.56x = 180,496.20 × 41,443.76
  4. Step 4: Simplify right side
    120,330.56x = 7,480,441,193.71
  5. Step 5: Solve for x
    x = 7,480,441,193.71/120,330.56
  6. Step 6: Final answer
    x = 62,165.76

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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.