Home / 123,625.08-170,602.74-67,036.44

Finding the Fourth Proportional to 123,625.08, 170,602.74 and 67,036.44

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Solution

The fourth proportional to 123,625.08, 170,602.74 and 67,036.44 is: 92,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,625.08 : 170,602.74 = 67,036.44 : x
  2. Step 2: Convert to fraction form
    123,625.08/170,602.74 = 67,036.44/x
  3. Step 3: Cross multiply
    123,625.08x = 170,602.74 × 67,036.44
  4. Step 4: Simplify right side
    123,625.08x = 11,436,600,343.85
  5. Step 5: Solve for x
    x = 11,436,600,343.85/123,625.08
  6. Step 6: Final answer
    x = 92,510.36

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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.