Home / 51,049.87-70,438.50-29,825.04

Finding the Fourth Proportional to 51,049.87, 70,438.50 and 29,825.04

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Solution

The fourth proportional to 51,049.87, 70,438.50 and 29,825.04 is: 41,152.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,049.87 : 70,438.50 = 29,825.04 : x
  2. Step 2: Convert to fraction form
    51,049.87/70,438.50 = 29,825.04/x
  3. Step 3: Cross multiply
    51,049.87x = 70,438.50 × 29,825.04
  4. Step 4: Simplify right side
    51,049.87x = 2,100,830,903.94
  5. Step 5: Solve for x
    x = 2,100,830,903.94/51,049.87
  6. Step 6: Final answer
    x = 41,152.52

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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.