Home / 170,559.86-255,840.40-52,230.68

Finding the Fourth Proportional to 170,559.86, 255,840.40 and 52,230.68

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Solution

The fourth proportional to 170,559.86, 255,840.40 and 52,230.68 is: 78,346.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,559.86 : 255,840.40 = 52,230.68 : x
  2. Step 2: Convert to fraction form
    170,559.86/255,840.40 = 52,230.68/x
  3. Step 3: Cross multiply
    170,559.86x = 255,840.40 × 52,230.68
  4. Step 4: Simplify right side
    170,559.86x = 13,362,718,063.47
  5. Step 5: Solve for x
    x = 13,362,718,063.47/170,559.86
  6. Step 6: Final answer
    x = 78,346.21

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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.