Home / 109,466.90-164,200.35-39,353.30

Finding the Fourth Proportional to 109,466.90, 164,200.35 and 39,353.30

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Solution

The fourth proportional to 109,466.90, 164,200.35 and 39,353.30 is: 59,029.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,466.90 : 164,200.35 = 39,353.30 : x
  2. Step 2: Convert to fraction form
    109,466.90/164,200.35 = 39,353.30/x
  3. Step 3: Cross multiply
    109,466.90x = 164,200.35 × 39,353.30
  4. Step 4: Simplify right side
    109,466.90x = 6,461,825,633.66
  5. Step 5: Solve for x
    x = 6,461,825,633.66/109,466.90
  6. Step 6: Final answer
    x = 59,029.95

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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.