Home / 52,795.80-72,859.50-28,922.54

Finding the Fourth Proportional to 52,795.80, 72,859.50 and 28,922.54

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Solution

The fourth proportional to 52,795.80, 72,859.50 and 28,922.54 is: 39,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,795.80 : 72,859.50 = 28,922.54 : x
  2. Step 2: Convert to fraction form
    52,795.80/72,859.50 = 28,922.54/x
  3. Step 3: Cross multiply
    52,795.80x = 72,859.50 × 28,922.54
  4. Step 4: Simplify right side
    52,795.80x = 2,107,281,438.83
  5. Step 5: Solve for x
    x = 2,107,281,438.83/52,795.80
  6. Step 6: Final answer
    x = 39,913.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.