Home / 52,717.49-78,988.75-37,102.31

Finding the Fourth Proportional to 52,717.49, 78,988.75 and 37,102.31

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Solution

The fourth proportional to 52,717.49, 78,988.75 and 37,102.31 is: 55,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,717.49 : 78,988.75 = 37,102.31 : x
  2. Step 2: Convert to fraction form
    52,717.49/78,988.75 = 37,102.31/x
  3. Step 3: Cross multiply
    52,717.49x = 78,988.75 × 37,102.31
  4. Step 4: Simplify right side
    52,717.49x = 2,930,665,089.01
  5. Step 5: Solve for x
    x = 2,930,665,089.01/52,717.49
  6. Step 6: Final answer
    x = 55,591.89

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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.