Home / 52,717.94-78,989.40-37,102.76

Finding the Fourth Proportional to 52,717.94, 78,989.40 and 37,102.76

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Solution

The fourth proportional to 52,717.94, 78,989.40 and 37,102.76 is: 55,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,717.94 : 78,989.40 = 37,102.76 : x
  2. Step 2: Convert to fraction form
    52,717.94/78,989.40 = 37,102.76/x
  3. Step 3: Cross multiply
    52,717.94x = 78,989.40 × 37,102.76
  4. Step 4: Simplify right side
    52,717.94x = 2,930,724,750.74
  5. Step 5: Solve for x
    x = 2,930,724,750.74/52,717.94
  6. Step 6: Final answer
    x = 55,592.55

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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.