Home / 52,981.80-73,116.09-29,106.96

Finding the Fourth Proportional to 52,981.80, 73,116.09 and 29,106.96

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Solution

The fourth proportional to 52,981.80, 73,116.09 and 29,106.96 is: 40,168.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,981.80 : 73,116.09 = 29,106.96 : x
  2. Step 2: Convert to fraction form
    52,981.80/73,116.09 = 29,106.96/x
  3. Step 3: Cross multiply
    52,981.80x = 73,116.09 × 29,106.96
  4. Step 4: Simplify right side
    52,981.80x = 2,128,187,106.99
  5. Step 5: Solve for x
    x = 2,128,187,106.99/52,981.80
  6. Step 6: Final answer
    x = 40,168.27

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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.