Home / 70,767.03-106,151.61-18,175.35

Finding the Fourth Proportional to 70,767.03, 106,151.61 and 18,175.35

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Solution

The fourth proportional to 70,767.03, 106,151.61 and 18,175.35 is: 27,263.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,767.03 : 106,151.61 = 18,175.35 : x
  2. Step 2: Convert to fraction form
    70,767.03/106,151.61 = 18,175.35/x
  3. Step 3: Cross multiply
    70,767.03x = 106,151.61 × 18,175.35
  4. Step 4: Simplify right side
    70,767.03x = 1,929,342,664.81
  5. Step 5: Solve for x
    x = 1,929,342,664.81/70,767.03
  6. Step 6: Final answer
    x = 27,263.30

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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.