Home / 74,634.90-111,881.96-37,159.52

Finding the Fourth Proportional to 74,634.90, 111,881.96 and 37,159.52

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Solution

The fourth proportional to 74,634.90, 111,881.96 and 37,159.52 is: 55,704.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,634.90 : 111,881.96 = 37,159.52 : x
  2. Step 2: Convert to fraction form
    74,634.90/111,881.96 = 37,159.52/x
  3. Step 3: Cross multiply
    74,634.90x = 111,881.96 × 37,159.52
  4. Step 4: Simplify right side
    74,634.90x = 4,157,479,930.26
  5. Step 5: Solve for x
    x = 4,157,479,930.26/74,634.90
  6. Step 6: Final answer
    x = 55,704.23

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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.