Home / 318,076.05-438,945.27-174,833.02

Finding the Fourth Proportional to 318,076.05, 438,945.27 and 174,833.02

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Solution

The fourth proportional to 318,076.05, 438,945.27 and 174,833.02 is: 241,269.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,076.05 : 438,945.27 = 174,833.02 : x
  2. Step 2: Convert to fraction form
    318,076.05/438,945.27 = 174,833.02/x
  3. Step 3: Cross multiply
    318,076.05x = 438,945.27 × 174,833.02
  4. Step 4: Simplify right side
    318,076.05x = 76,742,127,168.82
  5. Step 5: Solve for x
    x = 76,742,127,168.82/318,076.05
  6. Step 6: Final answer
    x = 241,269.74

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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.