Home / 176,324.60-243,327.94-100,873.10

Finding the Fourth Proportional to 176,324.60, 243,327.94 and 100,873.10

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Solution

The fourth proportional to 176,324.60, 243,327.94 and 100,873.10 is: 139,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,324.60 : 243,327.94 = 100,873.10 : x
  2. Step 2: Convert to fraction form
    176,324.60/243,327.94 = 100,873.10/x
  3. Step 3: Cross multiply
    176,324.60x = 243,327.94 × 100,873.10
  4. Step 4: Simplify right side
    176,324.60x = 24,545,243,624.41
  5. Step 5: Solve for x
    x = 24,545,243,624.41/176,324.60
  6. Step 6: Final answer
    x = 139,204.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.