Home / 109,802.47-164,701.97-34,921.53

Finding the Fourth Proportional to 109,802.47, 164,701.97 and 34,921.53

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Solution

The fourth proportional to 109,802.47, 164,701.97 and 34,921.53 is: 52,381.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,802.47 : 164,701.97 = 34,921.53 : x
  2. Step 2: Convert to fraction form
    109,802.47/164,701.97 = 34,921.53/x
  3. Step 3: Cross multiply
    109,802.47x = 164,701.97 × 34,921.53
  4. Step 4: Simplify right side
    109,802.47x = 5,751,644,786.41
  5. Step 5: Solve for x
    x = 5,751,644,786.41/109,802.47
  6. Step 6: Final answer
    x = 52,381.74

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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.