Home / 175,741.85-263,259.78-80,840.06

Finding the Fourth Proportional to 175,741.85, 263,259.78 and 80,840.06

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Solution

The fourth proportional to 175,741.85, 263,259.78 and 80,840.06 is: 121,097.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,741.85 : 263,259.78 = 80,840.06 : x
  2. Step 2: Convert to fraction form
    175,741.85/263,259.78 = 80,840.06/x
  3. Step 3: Cross multiply
    175,741.85x = 263,259.78 × 80,840.06
  4. Step 4: Simplify right side
    175,741.85x = 21,281,937,457.60
  5. Step 5: Solve for x
    x = 21,281,937,457.60/175,741.85
  6. Step 6: Final answer
    x = 121,097.72

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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.