Home / 52,600.72-78,862.20-19,303.24

Finding the Fourth Proportional to 52,600.72, 78,862.20 and 19,303.24

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Solution

The fourth proportional to 52,600.72, 78,862.20 and 19,303.24 is: 28,940.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,600.72 : 78,862.20 = 19,303.24 : x
  2. Step 2: Convert to fraction form
    52,600.72/78,862.20 = 19,303.24/x
  3. Step 3: Cross multiply
    52,600.72x = 78,862.20 × 19,303.24
  4. Step 4: Simplify right side
    52,600.72x = 1,522,295,973.53
  5. Step 5: Solve for x
    x = 1,522,295,973.53/52,600.72
  6. Step 6: Final answer
    x = 28,940.59

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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.