Home / 67,579.03-101,335.40-39,506.18

Finding the Fourth Proportional to 67,579.03, 101,335.40 and 39,506.18

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Solution

The fourth proportional to 67,579.03, 101,335.40 and 39,506.18 is: 59,239.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,579.03 : 101,335.40 = 39,506.18 : x
  2. Step 2: Convert to fraction form
    67,579.03/101,335.40 = 39,506.18/x
  3. Step 3: Cross multiply
    67,579.03x = 101,335.40 × 39,506.18
  4. Step 4: Simplify right side
    67,579.03x = 4,003,374,355.24
  5. Step 5: Solve for x
    x = 4,003,374,355.24/67,579.03
  6. Step 6: Final answer
    x = 59,239.90

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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.