Home / 109,431.29-164,150.36-34,552.13

Finding the Fourth Proportional to 109,431.29, 164,150.36 and 34,552.13

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Solution

The fourth proportional to 109,431.29, 164,150.36 and 34,552.13 is: 51,829.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,431.29 : 164,150.36 = 34,552.13 : x
  2. Step 2: Convert to fraction form
    109,431.29/164,150.36 = 34,552.13/x
  3. Step 3: Cross multiply
    109,431.29x = 164,150.36 × 34,552.13
  4. Step 4: Simplify right side
    109,431.29x = 5,671,744,405.51
  5. Step 5: Solve for x
    x = 5,671,744,405.51/109,431.29
  6. Step 6: Final answer
    x = 51,829.27

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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.