Home / 57,785.96-86,677.11-34,254.77

Finding the Fourth Proportional to 57,785.96, 86,677.11 and 34,254.77

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Solution

The fourth proportional to 57,785.96, 86,677.11 and 34,254.77 is: 51,381.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,785.96 : 86,677.11 = 34,254.77 : x
  2. Step 2: Convert to fraction form
    57,785.96/86,677.11 = 34,254.77/x
  3. Step 3: Cross multiply
    57,785.96x = 86,677.11 × 34,254.77
  4. Step 4: Simplify right side
    57,785.96x = 2,969,104,033.93
  5. Step 5: Solve for x
    x = 2,969,104,033.93/57,785.96
  6. Step 6: Final answer
    x = 51,381.06

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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.