Home / 183,521.46-253,348.64-123,070.05

Finding the Fourth Proportional to 183,521.46, 253,348.64 and 123,070.05

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Solution

The fourth proportional to 183,521.46, 253,348.64 and 123,070.05 is: 169,896.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,521.46 : 253,348.64 = 123,070.05 : x
  2. Step 2: Convert to fraction form
    183,521.46/253,348.64 = 123,070.05/x
  3. Step 3: Cross multiply
    183,521.46x = 253,348.64 × 123,070.05
  4. Step 4: Simplify right side
    183,521.46x = 31,179,629,176.88
  5. Step 5: Solve for x
    x = 31,179,629,176.88/183,521.46
  6. Step 6: Final answer
    x = 169,896.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.