Home / 146,124.16-219,238.88-51,380.48

Finding the Fourth Proportional to 146,124.16, 219,238.88 and 51,380.48

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Solution

The fourth proportional to 146,124.16, 219,238.88 and 51,380.48 is: 77,089.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,124.16 : 219,238.88 = 51,380.48 : x
  2. Step 2: Convert to fraction form
    146,124.16/219,238.88 = 51,380.48/x
  3. Step 3: Cross multiply
    146,124.16x = 219,238.88 × 51,380.48
  4. Step 4: Simplify right side
    146,124.16x = 11,264,598,889.06
  5. Step 5: Solve for x
    x = 11,264,598,889.06/146,124.16
  6. Step 6: Final answer
    x = 77,089.23

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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.