Home / 201,127.23-301,686.17-101,260.61

Finding the Fourth Proportional to 201,127.23, 301,686.17 and 101,260.61

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Solution

The fourth proportional to 201,127.23, 301,686.17 and 101,260.61 is: 151,888.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,127.23 : 301,686.17 = 101,260.61 : x
  2. Step 2: Convert to fraction form
    201,127.23/301,686.17 = 101,260.61/x
  3. Step 3: Cross multiply
    201,127.23x = 301,686.17 × 101,260.61
  4. Step 4: Simplify right side
    201,127.23x = 30,548,924,440.45
  5. Step 5: Solve for x
    x = 30,548,924,440.45/201,127.23
  6. Step 6: Final answer
    x = 151,888.56

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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.