Home / 54,753.93-75,560.22-30,880.46

Finding the Fourth Proportional to 54,753.93, 75,560.22 and 30,880.46

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Solution

The fourth proportional to 54,753.93, 75,560.22 and 30,880.46 is: 42,614.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,753.93 : 75,560.22 = 30,880.46 : x
  2. Step 2: Convert to fraction form
    54,753.93/75,560.22 = 30,880.46/x
  3. Step 3: Cross multiply
    54,753.93x = 75,560.22 × 30,880.46
  4. Step 4: Simplify right side
    54,753.93x = 2,333,333,973.50
  5. Step 5: Solve for x
    x = 2,333,333,973.50/54,753.93
  6. Step 6: Final answer
    x = 42,614.91

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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.