Home / 52,950.24-79,429.20-21,792.48

Finding the Fourth Proportional to 52,950.24, 79,429.20 and 21,792.48

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Solution

The fourth proportional to 52,950.24, 79,429.20 and 21,792.48 is: 32,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,950.24 : 79,429.20 = 21,792.48 : x
  2. Step 2: Convert to fraction form
    52,950.24/79,429.20 = 21,792.48/x
  3. Step 3: Cross multiply
    52,950.24x = 79,429.20 × 21,792.48
  4. Step 4: Simplify right side
    52,950.24x = 1,730,959,252.42
  5. Step 5: Solve for x
    x = 1,730,959,252.42/52,950.24
  6. Step 6: Final answer
    x = 32,690.30

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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.