Home / 124,711.80-187,068.78-35,965.50

Finding the Fourth Proportional to 124,711.80, 187,068.78 and 35,965.50

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Solution

The fourth proportional to 124,711.80, 187,068.78 and 35,965.50 is: 53,948.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,711.80 : 187,068.78 = 35,965.50 : x
  2. Step 2: Convert to fraction form
    124,711.80/187,068.78 = 35,965.50/x
  3. Step 3: Cross multiply
    124,711.80x = 187,068.78 × 35,965.50
  4. Step 4: Simplify right side
    124,711.80x = 6,728,022,207.09
  5. Step 5: Solve for x
    x = 6,728,022,207.09/124,711.80
  6. Step 6: Final answer
    x = 53,948.56

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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.