Home / 54,611.03-75,363.21-30,737.84

Finding the Fourth Proportional to 54,611.03, 75,363.21 and 30,737.84

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Solution

The fourth proportional to 54,611.03, 75,363.21 and 30,737.84 is: 42,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,611.03 : 75,363.21 = 30,737.84 : x
  2. Step 2: Convert to fraction form
    54,611.03/75,363.21 = 30,737.84/x
  3. Step 3: Cross multiply
    54,611.03x = 75,363.21 × 30,737.84
  4. Step 4: Simplify right side
    54,611.03x = 2,316,501,914.05
  5. Step 5: Solve for x
    x = 2,316,501,914.05/54,611.03
  6. Step 6: Final answer
    x = 42,418.20

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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.