Home / 161,840.50-242,760.75-51,032.50

Finding the Fourth Proportional to 161,840.50, 242,760.75 and 51,032.50

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Solution

The fourth proportional to 161,840.50, 242,760.75 and 51,032.50 is: 76,548.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,840.50 : 242,760.75 = 51,032.50 : x
  2. Step 2: Convert to fraction form
    161,840.50/242,760.75 = 51,032.50/x
  3. Step 3: Cross multiply
    161,840.50x = 242,760.75 × 51,032.50
  4. Step 4: Simplify right side
    161,840.50x = 12,388,687,974.38
  5. Step 5: Solve for x
    x = 12,388,687,974.38/161,840.50
  6. Step 6: Final answer
    x = 76,548.75

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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.