Home / 196,731.76-295,010.60-56,457.84

Finding the Fourth Proportional to 196,731.76, 295,010.60 and 56,457.84

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Solution

The fourth proportional to 196,731.76, 295,010.60 and 56,457.84 is: 84,661.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,731.76 : 295,010.60 = 56,457.84 : x
  2. Step 2: Convert to fraction form
    196,731.76/295,010.60 = 56,457.84/x
  3. Step 3: Cross multiply
    196,731.76x = 295,010.60 × 56,457.84
  4. Step 4: Simplify right side
    196,731.76x = 16,655,661,253.10
  5. Step 5: Solve for x
    x = 16,655,661,253.10/196,731.76
  6. Step 6: Final answer
    x = 84,661.78

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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.