Home / 54,740.95-82,157.56-21,484.37

Finding the Fourth Proportional to 54,740.95, 82,157.56 and 21,484.37

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Solution

The fourth proportional to 54,740.95, 82,157.56 and 21,484.37 is: 32,244.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,740.95 : 82,157.56 = 21,484.37 : x
  2. Step 2: Convert to fraction form
    54,740.95/82,157.56 = 21,484.37/x
  3. Step 3: Cross multiply
    54,740.95x = 82,157.56 × 21,484.37
  4. Step 4: Simplify right side
    54,740.95x = 1,765,103,417.34
  5. Step 5: Solve for x
    x = 1,765,103,417.34/54,740.95
  6. Step 6: Final answer
    x = 32,244.66

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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.