Home / 161,942.15-242,904.47-49,622.70

Finding the Fourth Proportional to 161,942.15, 242,904.47 and 49,622.70

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Solution

The fourth proportional to 161,942.15, 242,904.47 and 49,622.70 is: 74,431.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,942.15 : 242,904.47 = 49,622.70 : x
  2. Step 2: Convert to fraction form
    161,942.15/242,904.47 = 49,622.70/x
  3. Step 3: Cross multiply
    161,942.15x = 242,904.47 × 49,622.70
  4. Step 4: Simplify right side
    161,942.15x = 12,053,576,050.97
  5. Step 5: Solve for x
    x = 12,053,576,050.97/161,942.15
  6. Step 6: Final answer
    x = 74,431.37

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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.