Home / 120,029.52-180,066.16-41,151.72

Finding the Fourth Proportional to 120,029.52, 180,066.16 and 41,151.72

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Solution

The fourth proportional to 120,029.52, 180,066.16 and 41,151.72 is: 61,735.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,029.52 : 180,066.16 = 41,151.72 : x
  2. Step 2: Convert to fraction form
    120,029.52/180,066.16 = 41,151.72/x
  3. Step 3: Cross multiply
    120,029.52x = 180,066.16 × 41,151.72
  4. Step 4: Simplify right side
    120,029.52x = 7,410,032,197.80
  5. Step 5: Solve for x
    x = 7,410,032,197.80/120,029.52
  6. Step 6: Final answer
    x = 61,735.08

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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.