Home / 52,800.12-79,230.96-19,543.32

Finding the Fourth Proportional to 52,800.12, 79,230.96 and 19,543.32

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Solution

The fourth proportional to 52,800.12, 79,230.96 and 19,543.32 is: 29,326.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,800.12 : 79,230.96 = 19,543.32 : x
  2. Step 2: Convert to fraction form
    52,800.12/79,230.96 = 19,543.32/x
  3. Step 3: Cross multiply
    52,800.12x = 79,230.96 × 19,543.32
  4. Step 4: Simplify right side
    52,800.12x = 1,548,436,005.19
  5. Step 5: Solve for x
    x = 1,548,436,005.19/52,800.12
  6. Step 6: Final answer
    x = 29,326.37

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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.