Home / 57,849.48-86,755.64-18,397.37

Finding the Fourth Proportional to 57,849.48, 86,755.64 and 18,397.37

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Solution

The fourth proportional to 57,849.48, 86,755.64 and 18,397.37 is: 27,590.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,849.48 : 86,755.64 = 18,397.37 : x
  2. Step 2: Convert to fraction form
    57,849.48/86,755.64 = 18,397.37/x
  3. Step 3: Cross multiply
    57,849.48x = 86,755.64 × 18,397.37
  4. Step 4: Simplify right side
    57,849.48x = 1,596,075,608.67
  5. Step 5: Solve for x
    x = 1,596,075,608.67/57,849.48
  6. Step 6: Final answer
    x = 27,590.15

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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.