Home / 251,927.40-377,884.70-102,127.56

Finding the Fourth Proportional to 251,927.40, 377,884.70 and 102,127.56

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Solution

The fourth proportional to 251,927.40, 377,884.70 and 102,127.56 is: 153,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,927.40 : 377,884.70 = 102,127.56 : x
  2. Step 2: Convert to fraction form
    251,927.40/377,884.70 = 102,127.56/x
  3. Step 3: Cross multiply
    251,927.40x = 377,884.70 × 102,127.56
  4. Step 4: Simplify right side
    251,927.40x = 38,592,442,372.33
  5. Step 5: Solve for x
    x = 38,592,442,372.33/251,927.40
  6. Step 6: Final answer
    x = 153,188.75

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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.