Home / 106,665.80-159,875.51-40,063.41

Finding the Fourth Proportional to 106,665.80, 159,875.51 and 40,063.41

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Solution

The fourth proportional to 106,665.80, 159,875.51 and 40,063.41 is: 60,048.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,665.80 : 159,875.51 = 40,063.41 : x
  2. Step 2: Convert to fraction form
    106,665.80/159,875.51 = 40,063.41/x
  3. Step 3: Cross multiply
    106,665.80x = 159,875.51 × 40,063.41
  4. Step 4: Simplify right side
    106,665.80x = 6,405,157,905.77
  5. Step 5: Solve for x
    x = 6,405,157,905.77/106,665.80
  6. Step 6: Final answer
    x = 60,048.85

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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.