Home / 55,069.98-76,028.04-36,261.78

Finding the Fourth Proportional to 55,069.98, 76,028.04 and 36,261.78

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Solution

The fourth proportional to 55,069.98, 76,028.04 and 36,261.78 is: 50,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,069.98 : 76,028.04 = 36,261.78 : x
  2. Step 2: Convert to fraction form
    55,069.98/76,028.04 = 36,261.78/x
  3. Step 3: Cross multiply
    55,069.98x = 76,028.04 × 36,261.78
  4. Step 4: Simplify right side
    55,069.98x = 2,756,912,060.31
  5. Step 5: Solve for x
    x = 2,756,912,060.31/55,069.98
  6. Step 6: Final answer
    x = 50,061.98

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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.