Home / 54,018.16-80,888.64-37,355.20

Finding the Fourth Proportional to 54,018.16, 80,888.64 and 37,355.20

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Solution

The fourth proportional to 54,018.16, 80,888.64 and 37,355.20 is: 55,936.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,018.16 : 80,888.64 = 37,355.20 : x
  2. Step 2: Convert to fraction form
    54,018.16/80,888.64 = 37,355.20/x
  3. Step 3: Cross multiply
    54,018.16x = 80,888.64 × 37,355.20
  4. Step 4: Simplify right side
    54,018.16x = 3,021,611,324.93
  5. Step 5: Solve for x
    x = 3,021,611,324.93/54,018.16
  6. Step 6: Final answer
    x = 55,936.95

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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.