Home / 66,935.06-100,265.90-37,368.64

Finding the Fourth Proportional to 66,935.06, 100,265.90 and 37,368.64

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Solution

The fourth proportional to 66,935.06, 100,265.90 and 37,368.64 is: 55,976.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,935.06 : 100,265.90 = 37,368.64 : x
  2. Step 2: Convert to fraction form
    66,935.06/100,265.90 = 37,368.64/x
  3. Step 3: Cross multiply
    66,935.06x = 100,265.90 × 37,368.64
  4. Step 4: Simplify right side
    66,935.06x = 3,746,800,321.38
  5. Step 5: Solve for x
    x = 3,746,800,321.38/66,935.06
  6. Step 6: Final answer
    x = 55,976.65

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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.