Home / 155,804.06-233,632.10-80,849.22

Finding the Fourth Proportional to 155,804.06, 233,632.10 and 80,849.22

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Solution

The fourth proportional to 155,804.06, 233,632.10 and 80,849.22 is: 121,235.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,804.06 : 233,632.10 = 80,849.22 : x
  2. Step 2: Convert to fraction form
    155,804.06/233,632.10 = 80,849.22/x
  3. Step 3: Cross multiply
    155,804.06x = 233,632.10 × 80,849.22
  4. Step 4: Simplify right side
    155,804.06x = 18,888,973,051.96
  5. Step 5: Solve for x
    x = 18,888,973,051.96/155,804.06
  6. Step 6: Final answer
    x = 121,235.44

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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.