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Finding the Fourth Proportional to 67,900.90, 101,851.35 and 62,064.10

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Solution

The fourth proportional to 67,900.90, 101,851.35 and 62,064.10 is: 93,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,900.90 : 101,851.35 = 62,064.10 : x
  2. Step 2: Convert to fraction form
    67,900.90/101,851.35 = 62,064.10/x
  3. Step 3: Cross multiply
    67,900.90x = 101,851.35 × 62,064.10
  4. Step 4: Simplify right side
    67,900.90x = 6,321,312,371.54
  5. Step 5: Solve for x
    x = 6,321,312,371.54/67,900.90
  6. Step 6: Final answer
    x = 93,096.15

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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.