Home / 100,689.06-150,994.05-37,474.61

Finding the Fourth Proportional to 100,689.06, 150,994.05 and 37,474.61

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Solution

The fourth proportional to 100,689.06, 150,994.05 and 37,474.61 is: 56,197.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,689.06 : 150,994.05 = 37,474.61 : x
  2. Step 2: Convert to fraction form
    100,689.06/150,994.05 = 37,474.61/x
  3. Step 3: Cross multiply
    100,689.06x = 150,994.05 × 37,474.61
  4. Step 4: Simplify right side
    100,689.06x = 5,658,442,381.10
  5. Step 5: Solve for x
    x = 5,658,442,381.10/100,689.06
  6. Step 6: Final answer
    x = 56,197.19

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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.