Home / 125,100.57-187,431.24-104,175.23

Finding the Fourth Proportional to 125,100.57, 187,431.24 and 104,175.23

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Solution

The fourth proportional to 125,100.57, 187,431.24 and 104,175.23 is: 156,079.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,100.57 : 187,431.24 = 104,175.23 : x
  2. Step 2: Convert to fraction form
    125,100.57/187,431.24 = 104,175.23/x
  3. Step 3: Cross multiply
    125,100.57x = 187,431.24 × 104,175.23
  4. Step 4: Simplify right side
    125,100.57x = 19,525,692,536.19
  5. Step 5: Solve for x
    x = 19,525,692,536.19/125,100.57
  6. Step 6: Final answer
    x = 156,079.96

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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.