Home / 170,174.89-255,292.74-57,849.21

Finding the Fourth Proportional to 170,174.89, 255,292.74 and 57,849.21

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Solution

The fourth proportional to 170,174.89, 255,292.74 and 57,849.21 is: 86,784.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,174.89 : 255,292.74 = 57,849.21 : x
  2. Step 2: Convert to fraction form
    170,174.89/255,292.74 = 57,849.21/x
  3. Step 3: Cross multiply
    170,174.89x = 255,292.74 × 57,849.21
  4. Step 4: Simplify right side
    170,174.89x = 14,768,483,327.74
  5. Step 5: Solve for x
    x = 14,768,483,327.74/170,174.89
  6. Step 6: Final answer
    x = 86,784.15

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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.