Home / 54,897.66-75,730.95-34,720.56

Finding the Fourth Proportional to 54,897.66, 75,730.95 and 34,720.56

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Solution

The fourth proportional to 54,897.66, 75,730.95 and 34,720.56 is: 47,896.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,897.66 : 75,730.95 = 34,720.56 : x
  2. Step 2: Convert to fraction form
    54,897.66/75,730.95 = 34,720.56/x
  3. Step 3: Cross multiply
    54,897.66x = 75,730.95 × 34,720.56
  4. Step 4: Simplify right side
    54,897.66x = 2,629,420,993.33
  5. Step 5: Solve for x
    x = 2,629,420,993.33/54,897.66
  6. Step 6: Final answer
    x = 47,896.78

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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.