Home / 175,060.86-262,662.57-81,509.10

Finding the Fourth Proportional to 175,060.86, 262,662.57 and 81,509.10

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Solution

The fourth proportional to 175,060.86, 262,662.57 and 81,509.10 is: 122,296.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,060.86 : 262,662.57 = 81,509.10 : x
  2. Step 2: Convert to fraction form
    175,060.86/262,662.57 = 81,509.10/x
  3. Step 3: Cross multiply
    175,060.86x = 262,662.57 × 81,509.10
  4. Step 4: Simplify right side
    175,060.86x = 21,409,389,684.39
  5. Step 5: Solve for x
    x = 21,409,389,684.39/175,060.86
  6. Step 6: Final answer
    x = 122,296.84

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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.