Home / 109,823.90-151,559.61-62,077.44

Finding the Fourth Proportional to 109,823.90, 151,559.61 and 62,077.44

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Solution

The fourth proportional to 109,823.90, 151,559.61 and 62,077.44 is: 85,668.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,823.90 : 151,559.61 = 62,077.44 : x
  2. Step 2: Convert to fraction form
    109,823.90/151,559.61 = 62,077.44/x
  3. Step 3: Cross multiply
    109,823.90x = 151,559.61 × 62,077.44
  4. Step 4: Simplify right side
    109,823.90x = 9,408,432,596.20
  5. Step 5: Solve for x
    x = 9,408,432,596.20/109,823.90
  6. Step 6: Final answer
    x = 85,668.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.