Home / 120,162.24-180,247.59-41,275.92

Finding the Fourth Proportional to 120,162.24, 180,247.59 and 41,275.92

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Solution

The fourth proportional to 120,162.24, 180,247.59 and 41,275.92 is: 61,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,162.24 : 180,247.59 = 41,275.92 : x
  2. Step 2: Convert to fraction form
    120,162.24/180,247.59 = 41,275.92/x
  3. Step 3: Cross multiply
    120,162.24x = 180,247.59 × 41,275.92
  4. Step 4: Simplify right side
    120,162.24x = 7,439,885,105.03
  5. Step 5: Solve for x
    x = 7,439,885,105.03/120,162.24
  6. Step 6: Final answer
    x = 61,915.33

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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.