Home / 231,254.40-346,807.78-73,445.94

Finding the Fourth Proportional to 231,254.40, 346,807.78 and 73,445.94

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Solution

The fourth proportional to 231,254.40, 346,807.78 and 73,445.94 is: 110,145.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,254.40 : 346,807.78 = 73,445.94 : x
  2. Step 2: Convert to fraction form
    231,254.40/346,807.78 = 73,445.94/x
  3. Step 3: Cross multiply
    231,254.40x = 346,807.78 × 73,445.94
  4. Step 4: Simplify right side
    231,254.40x = 25,471,623,401.41
  5. Step 5: Solve for x
    x = 25,471,623,401.41/231,254.40
  6. Step 6: Final answer
    x = 110,145.46

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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.