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Finding the Fourth Proportional to 55,933.40, 83,681.40 and 36,250.40

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Solution

The fourth proportional to 55,933.40, 83,681.40 and 36,250.40 is: 54,233.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,933.40 : 83,681.40 = 36,250.40 : x
  2. Step 2: Convert to fraction form
    55,933.40/83,681.40 = 36,250.40/x
  3. Step 3: Cross multiply
    55,933.40x = 83,681.40 × 36,250.40
  4. Step 4: Simplify right side
    55,933.40x = 3,033,484,222.56
  5. Step 5: Solve for x
    x = 3,033,484,222.56/55,933.40
  6. Step 6: Final answer
    x = 54,233.86

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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.