Home / 171,661.12-257,562.78-92,682.52

Finding the Fourth Proportional to 171,661.12, 257,562.78 and 92,682.52

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Solution

The fourth proportional to 171,661.12, 257,562.78 and 92,682.52 is: 139,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,661.12 : 257,562.78 = 92,682.52 : x
  2. Step 2: Convert to fraction form
    171,661.12/257,562.78 = 92,682.52/x
  3. Step 3: Cross multiply
    171,661.12x = 257,562.78 × 92,682.52
  4. Step 4: Simplify right side
    171,661.12x = 23,871,567,508.61
  5. Step 5: Solve for x
    x = 23,871,567,508.61/171,661.12
  6. Step 6: Final answer
    x = 139,062.17

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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.