Home / 48,985.24-67,521.43-38,620.03

Finding the Fourth Proportional to 48,985.24, 67,521.43 and 38,620.03

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Solution

The fourth proportional to 48,985.24, 67,521.43 and 38,620.03 is: 53,233.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,985.24 : 67,521.43 = 38,620.03 : x
  2. Step 2: Convert to fraction form
    48,985.24/67,521.43 = 38,620.03/x
  3. Step 3: Cross multiply
    48,985.24x = 67,521.43 × 38,620.03
  4. Step 4: Simplify right side
    48,985.24x = 2,607,679,652.24
  5. Step 5: Solve for x
    x = 2,607,679,652.24/48,985.24
  6. Step 6: Final answer
    x = 53,233.99

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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.