Home / 164,122.61-245,484.07-100,787.09

Finding the Fourth Proportional to 164,122.61, 245,484.07 and 100,787.09

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Solution

The fourth proportional to 164,122.61, 245,484.07 and 100,787.09 is: 150,750.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,122.61 : 245,484.07 = 100,787.09 : x
  2. Step 2: Convert to fraction form
    164,122.61/245,484.07 = 100,787.09/x
  3. Step 3: Cross multiply
    164,122.61x = 245,484.07 × 100,787.09
  4. Step 4: Simplify right side
    164,122.61x = 24,741,623,577.27
  5. Step 5: Solve for x
    x = 24,741,623,577.27/164,122.61
  6. Step 6: Final answer
    x = 150,750.86

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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.