Home / 351,436.22-527,090.69-98,654.56

Finding the Fourth Proportional to 351,436.22, 527,090.69 and 98,654.56

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Solution

The fourth proportional to 351,436.22, 527,090.69 and 98,654.56 is: 147,963.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,436.22 : 527,090.69 = 98,654.56 : x
  2. Step 2: Convert to fraction form
    351,436.22/527,090.69 = 98,654.56/x
  3. Step 3: Cross multiply
    351,436.22x = 527,090.69 × 98,654.56
  4. Step 4: Simplify right side
    351,436.22x = 51,999,899,030.96
  5. Step 5: Solve for x
    x = 51,999,899,030.96/351,436.22
  6. Step 6: Final answer
    x = 147,963.97

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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.