Home / 231,312.30-346,968.45-104,903.70

Finding the Fourth Proportional to 231,312.30, 346,968.45 and 104,903.70

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Solution

The fourth proportional to 231,312.30, 346,968.45 and 104,903.70 is: 157,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,312.30 : 346,968.45 = 104,903.70 : x
  2. Step 2: Convert to fraction form
    231,312.30/346,968.45 = 104,903.70/x
  3. Step 3: Cross multiply
    231,312.30x = 346,968.45 × 104,903.70
  4. Step 4: Simplify right side
    231,312.30x = 36,398,274,188.27
  5. Step 5: Solve for x
    x = 36,398,274,188.27/231,312.30
  6. Step 6: Final answer
    x = 157,355.55

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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.