Home / 61,801.83-92,680.88-38,122.11

Finding the Fourth Proportional to 61,801.83, 92,680.88 and 38,122.11

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Solution

The fourth proportional to 61,801.83, 92,680.88 and 38,122.11 is: 57,169.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,801.83 : 92,680.88 = 38,122.11 : x
  2. Step 2: Convert to fraction form
    61,801.83/92,680.88 = 38,122.11/x
  3. Step 3: Cross multiply
    61,801.83x = 92,680.88 × 38,122.11
  4. Step 4: Simplify right side
    61,801.83x = 3,533,190,511.65
  5. Step 5: Solve for x
    x = 3,533,190,511.65/61,801.83
  6. Step 6: Final answer
    x = 57,169.67

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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.