Home / 131,040.90-196,444.94-51,060.32

Finding the Fourth Proportional to 131,040.90, 196,444.94 and 51,060.32

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Solution

The fourth proportional to 131,040.90, 196,444.94 and 51,060.32 is: 76,545.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,040.90 : 196,444.94 = 51,060.32 : x
  2. Step 2: Convert to fraction form
    131,040.90/196,444.94 = 51,060.32/x
  3. Step 3: Cross multiply
    131,040.90x = 196,444.94 × 51,060.32
  4. Step 4: Simplify right side
    131,040.90x = 10,030,541,498.78
  5. Step 5: Solve for x
    x = 10,030,541,498.78/131,040.90
  6. Step 6: Final answer
    x = 76,545.12

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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.