Home / 447,772.35-671,747.18-127,927.00

Finding the Fourth Proportional to 447,772.35, 671,747.18 and 127,927.00

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Solution

The fourth proportional to 447,772.35, 671,747.18 and 127,927.00 is: 191,915.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,772.35 : 671,747.18 = 127,927.00 : x
  2. Step 2: Convert to fraction form
    447,772.35/671,747.18 = 127,927.00/x
  3. Step 3: Cross multiply
    447,772.35x = 671,747.18 × 127,927.00
  4. Step 4: Simplify right side
    447,772.35x = 85,934,597,917.33
  5. Step 5: Solve for x
    x = 85,934,597,917.33/447,772.35
  6. Step 6: Final answer
    x = 191,915.82

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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.