Home / 122,095.10-182,847.38-105,561.38

Finding the Fourth Proportional to 122,095.10, 182,847.38 and 105,561.38

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Solution

The fourth proportional to 122,095.10, 182,847.38 and 105,561.38 is: 158,086.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,095.10 : 182,847.38 = 105,561.38 : x
  2. Step 2: Convert to fraction form
    122,095.10/182,847.38 = 105,561.38/x
  3. Step 3: Cross multiply
    122,095.10x = 182,847.38 × 105,561.38
  4. Step 4: Simplify right side
    122,095.10x = 19,301,622,483.21
  5. Step 5: Solve for x
    x = 19,301,622,483.21/122,095.10
  6. Step 6: Final answer
    x = 158,086.79

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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.