Home / 106,902.71-160,352.38-36,782.63

Finding the Fourth Proportional to 106,902.71, 160,352.38 and 36,782.63

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Solution

The fourth proportional to 106,902.71, 160,352.38 and 36,782.63 is: 55,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,902.71 : 160,352.38 = 36,782.63 : x
  2. Step 2: Convert to fraction form
    106,902.71/160,352.38 = 36,782.63/x
  3. Step 3: Cross multiply
    106,902.71x = 160,352.38 × 36,782.63
  4. Step 4: Simplify right side
    106,902.71x = 5,898,182,263.16
  5. Step 5: Solve for x
    x = 5,898,182,263.16/106,902.71
  6. Step 6: Final answer
    x = 55,173.37

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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.