Home / 92,154.11-127,172.94-51,868.49

Finding the Fourth Proportional to 92,154.11, 127,172.94 and 51,868.49

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Solution

The fourth proportional to 92,154.11, 127,172.94 and 51,868.49 is: 71,578.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,154.11 : 127,172.94 = 51,868.49 : x
  2. Step 2: Convert to fraction form
    92,154.11/127,172.94 = 51,868.49/x
  3. Step 3: Cross multiply
    92,154.11x = 127,172.94 × 51,868.49
  4. Step 4: Simplify right side
    92,154.11x = 6,596,267,536.29
  5. Step 5: Solve for x
    x = 6,596,267,536.29/92,154.11
  6. Step 6: Final answer
    x = 71,578.66

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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.