Home / 251,945.34-377,915.65-102,150.03

Finding the Fourth Proportional to 251,945.34, 377,915.65 and 102,150.03

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Solution

The fourth proportional to 251,945.34, 377,915.65 and 102,150.03 is: 153,224.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,945.34 : 377,915.65 = 102,150.03 : x
  2. Step 2: Convert to fraction form
    251,945.34/377,915.65 = 102,150.03/x
  3. Step 3: Cross multiply
    251,945.34x = 377,915.65 × 102,150.03
  4. Step 4: Simplify right side
    251,945.34x = 38,604,094,984.97
  5. Step 5: Solve for x
    x = 38,604,094,984.97/251,945.34
  6. Step 6: Final answer
    x = 153,224.09

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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.