Home / 38,799.52-58,200.72-12,504.64

Finding the Fourth Proportional to 38,799.52, 58,200.72 and 12,504.64

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Solution

The fourth proportional to 38,799.52, 58,200.72 and 12,504.64 is: 18,757.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,799.52 : 58,200.72 = 12,504.64 : x
  2. Step 2: Convert to fraction form
    38,799.52/58,200.72 = 12,504.64/x
  3. Step 3: Cross multiply
    38,799.52x = 58,200.72 × 12,504.64
  4. Step 4: Simplify right side
    38,799.52x = 727,779,051.34
  5. Step 5: Solve for x
    x = 727,779,051.34/38,799.52
  6. Step 6: Final answer
    x = 18,757.42

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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.