Home / 159,008.70-238,511.37-40,679.10

Finding the Fourth Proportional to 159,008.70, 238,511.37 and 40,679.10

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Solution

The fourth proportional to 159,008.70, 238,511.37 and 40,679.10 is: 61,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,008.70 : 238,511.37 = 40,679.10 : x
  2. Step 2: Convert to fraction form
    159,008.70/238,511.37 = 40,679.10/x
  3. Step 3: Cross multiply
    159,008.70x = 238,511.37 × 40,679.10
  4. Step 4: Simplify right side
    159,008.70x = 9,702,427,871.37
  5. Step 5: Solve for x
    x = 9,702,427,871.37/159,008.70
  6. Step 6: Final answer
    x = 61,018.22

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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.