Home / 52,517.61-72,474.89-28,644.21

Finding the Fourth Proportional to 52,517.61, 72,474.89 and 28,644.21

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Solution

The fourth proportional to 52,517.61, 72,474.89 and 28,644.21 is: 39,529.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,517.61 : 72,474.89 = 28,644.21 : x
  2. Step 2: Convert to fraction form
    52,517.61/72,474.89 = 28,644.21/x
  3. Step 3: Cross multiply
    52,517.61x = 72,474.89 × 28,644.21
  4. Step 4: Simplify right side
    52,517.61x = 2,075,985,825.67
  5. Step 5: Solve for x
    x = 2,075,985,825.67/52,517.61
  6. Step 6: Final answer
    x = 39,529.33

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1.5x scale

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.