Home / 48,185.98-72,240.01-20,127.53

Finding the Fourth Proportional to 48,185.98, 72,240.01 and 20,127.53

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Solution

The fourth proportional to 48,185.98, 72,240.01 and 20,127.53 is: 30,175.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,185.98 : 72,240.01 = 20,127.53 : x
  2. Step 2: Convert to fraction form
    48,185.98/72,240.01 = 20,127.53/x
  3. Step 3: Cross multiply
    48,185.98x = 72,240.01 × 20,127.53
  4. Step 4: Simplify right side
    48,185.98x = 1,454,012,968.48
  5. Step 5: Solve for x
    x = 1,454,012,968.48/48,185.98
  6. Step 6: Final answer
    x = 30,175.02

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1.5x scale

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.