Home / 93,418.20-140,030.10-51,233.40

Finding the Fourth Proportional to 93,418.20, 140,030.10 and 51,233.40

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Solution

The fourth proportional to 93,418.20, 140,030.10 and 51,233.40 is: 76,796.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,418.20 : 140,030.10 = 51,233.40 : x
  2. Step 2: Convert to fraction form
    93,418.20/140,030.10 = 51,233.40/x
  3. Step 3: Cross multiply
    93,418.20x = 140,030.10 × 51,233.40
  4. Step 4: Simplify right side
    93,418.20x = 7,174,218,125.34
  5. Step 5: Solve for x
    x = 7,174,218,125.34/93,418.20
  6. Step 6: Final answer
    x = 76,796.79

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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.