Home / 106,740.70-160,114.29-36,619

Finding the Fourth Proportional to 106,740.70, 160,114.29 and 36,619

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Solution

The fourth proportional to 106,740.70, 160,114.29 and 36,619 is: 54,929.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,740.70 : 160,114.29 = 36,619 : x
  2. Step 2: Convert to fraction form
    106,740.70/160,114.29 = 36,619/x
  3. Step 3: Cross multiply
    106,740.70x = 160,114.29 × 36,619
  4. Step 4: Simplify right side
    106,740.70x = 5,863,225,185.51
  5. Step 5: Solve for x
    x = 5,863,225,185.51/106,740.70
  6. Step 6: Final answer
    x = 54,929.61

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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.