Home / 176,583.72-264,869.63-76,743.92

Finding the Fourth Proportional to 176,583.72, 264,869.63 and 76,743.92

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Solution

The fourth proportional to 176,583.72, 264,869.63 and 76,743.92 is: 115,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,583.72 : 264,869.63 = 76,743.92 : x
  2. Step 2: Convert to fraction form
    176,583.72/264,869.63 = 76,743.92/x
  3. Step 3: Cross multiply
    176,583.72x = 264,869.63 × 76,743.92
  4. Step 4: Simplify right side
    176,583.72x = 20,327,134,261.39
  5. Step 5: Solve for x
    x = 20,327,134,261.39/176,583.72
  6. Step 6: Final answer
    x = 115,113.30

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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.