Home / 36,298.48-54,486.60-28,561.36

Finding the Fourth Proportional to 36,298.48, 54,486.60 and 28,561.36

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Solution

The fourth proportional to 36,298.48, 54,486.60 and 28,561.36 is: 42,872.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,298.48 : 54,486.60 = 28,561.36 : x
  2. Step 2: Convert to fraction form
    36,298.48/54,486.60 = 28,561.36/x
  3. Step 3: Cross multiply
    36,298.48x = 54,486.60 × 28,561.36
  4. Step 4: Simplify right side
    36,298.48x = 1,556,211,397.78
  5. Step 5: Solve for x
    x = 1,556,211,397.78/36,298.48
  6. Step 6: Final answer
    x = 42,872.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.