Home / 117,777.60-176,607.27-54,543.33

Finding the Fourth Proportional to 117,777.60, 176,607.27 and 54,543.33

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Solution

The fourth proportional to 117,777.60, 176,607.27 and 54,543.33 is: 81,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,777.60 : 176,607.27 = 54,543.33 : x
  2. Step 2: Convert to fraction form
    117,777.60/176,607.27 = 54,543.33/x
  3. Step 3: Cross multiply
    117,777.60x = 176,607.27 × 54,543.33
  4. Step 4: Simplify right side
    117,777.60x = 9,632,748,608.01
  5. Step 5: Solve for x
    x = 9,632,748,608.01/117,777.60
  6. Step 6: Final answer
    x = 81,787.61

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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.