Home / 101,256.42-151,906.10-34,678.68

Finding the Fourth Proportional to 101,256.42, 151,906.10 and 34,678.68

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Solution

The fourth proportional to 101,256.42, 151,906.10 and 34,678.68 is: 52,025.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,256.42 : 151,906.10 = 34,678.68 : x
  2. Step 2: Convert to fraction form
    101,256.42/151,906.10 = 34,678.68/x
  3. Step 3: Cross multiply
    101,256.42x = 151,906.10 × 34,678.68
  4. Step 4: Simplify right side
    101,256.42x = 5,267,903,031.95
  5. Step 5: Solve for x
    x = 5,267,903,031.95/101,256.42
  6. Step 6: Final answer
    x = 52,025.37

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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.