Home / 52,510.05-78,733.35-20,924.97

Finding the Fourth Proportional to 52,510.05, 78,733.35 and 20,924.97

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Solution

The fourth proportional to 52,510.05, 78,733.35 and 20,924.97 is: 31,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,510.05 : 78,733.35 = 20,924.97 : x
  2. Step 2: Convert to fraction form
    52,510.05/78,733.35 = 20,924.97/x
  3. Step 3: Cross multiply
    52,510.05x = 78,733.35 × 20,924.97
  4. Step 4: Simplify right side
    52,510.05x = 1,647,492,986.75
  5. Step 5: Solve for x
    x = 1,647,492,986.75/52,510.05
  6. Step 6: Final answer
    x = 31,374.81

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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.