Home / 73,520.15-110,316.69-29,145.92

Finding the Fourth Proportional to 73,520.15, 110,316.69 and 29,145.92

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Solution

The fourth proportional to 73,520.15, 110,316.69 and 29,145.92 is: 43,733.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,520.15 : 110,316.69 = 29,145.92 : x
  2. Step 2: Convert to fraction form
    73,520.15/110,316.69 = 29,145.92/x
  3. Step 3: Cross multiply
    73,520.15x = 110,316.69 × 29,145.92
  4. Step 4: Simplify right side
    73,520.15x = 3,215,280,869.82
  5. Step 5: Solve for x
    x = 3,215,280,869.82/73,520.15
  6. Step 6: Final answer
    x = 43,733.33

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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.