Home / 176,588.40-264,652.20-81,807.60

Finding the Fourth Proportional to 176,588.40, 264,652.20 and 81,807.60

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Solution

The fourth proportional to 176,588.40, 264,652.20 and 81,807.60 is: 122,604.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,588.40 : 264,652.20 = 81,807.60 : x
  2. Step 2: Convert to fraction form
    176,588.40/264,652.20 = 81,807.60/x
  3. Step 3: Cross multiply
    176,588.40x = 264,652.20 × 81,807.60
  4. Step 4: Simplify right side
    176,588.40x = 21,650,561,316.72
  5. Step 5: Solve for x
    x = 21,650,561,316.72/176,588.40
  6. Step 6: Final answer
    x = 122,604.66

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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.