Home / 70,734.74-106,099.40-23,987.58

Finding the Fourth Proportional to 70,734.74, 106,099.40 and 23,987.58

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Solution

The fourth proportional to 70,734.74, 106,099.40 and 23,987.58 is: 35,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,734.74 : 106,099.40 = 23,987.58 : x
  2. Step 2: Convert to fraction form
    70,734.74/106,099.40 = 23,987.58/x
  3. Step 3: Cross multiply
    70,734.74x = 106,099.40 × 23,987.58
  4. Step 4: Simplify right side
    70,734.74x = 2,545,067,845.45
  5. Step 5: Solve for x
    x = 2,545,067,845.45/70,734.74
  6. Step 6: Final answer
    x = 35,980.45

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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.