Home / 135,001.55-202,372.73-104,999.15

Finding the Fourth Proportional to 135,001.55, 202,372.73 and 104,999.15

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Solution

The fourth proportional to 135,001.55, 202,372.73 and 104,999.15 is: 157,397.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,001.55 : 202,372.73 = 104,999.15 : x
  2. Step 2: Convert to fraction form
    135,001.55/202,372.73 = 104,999.15/x
  3. Step 3: Cross multiply
    135,001.55x = 202,372.73 × 104,999.15
  4. Step 4: Simplify right side
    135,001.55x = 21,248,964,108.18
  5. Step 5: Solve for x
    x = 21,248,964,108.18/135,001.55
  6. Step 6: Final answer
    x = 157,397.93

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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.