Home / 56,986.70-85,453.20-33,301.08

Finding the Fourth Proportional to 56,986.70, 85,453.20 and 33,301.08

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Solution

The fourth proportional to 56,986.70, 85,453.20 and 33,301.08 is: 49,935.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,986.70 : 85,453.20 = 33,301.08 : x
  2. Step 2: Convert to fraction form
    56,986.70/85,453.20 = 33,301.08/x
  3. Step 3: Cross multiply
    56,986.70x = 85,453.20 × 33,301.08
  4. Step 4: Simplify right side
    56,986.70x = 2,845,683,849.46
  5. Step 5: Solve for x
    x = 2,845,683,849.46/56,986.70
  6. Step 6: Final answer
    x = 49,935.93

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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.