Home / 52,677.54-79,023.60-21,505.50

Finding the Fourth Proportional to 52,677.54, 79,023.60 and 21,505.50

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Solution

The fourth proportional to 52,677.54, 79,023.60 and 21,505.50 is: 32,261.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,677.54 : 79,023.60 = 21,505.50 : x
  2. Step 2: Convert to fraction form
    52,677.54/79,023.60 = 21,505.50/x
  3. Step 3: Cross multiply
    52,677.54x = 79,023.60 × 21,505.50
  4. Step 4: Simplify right side
    52,677.54x = 1,699,442,029.80
  5. Step 5: Solve for x
    x = 1,699,442,029.80/52,677.54
  6. Step 6: Final answer
    x = 32,261.23

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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.